2020895940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:962

約数の個数: 192

約数和(自身を含む): 6670540800

約数和(自身を除く): 4649644860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 149, 172, 210, 215, 258, 298, 301, 420, 430, 447, 516, 596, 602, 645, 745, 751, 860, 894, 903, 1043, 1204, 1290, 1490, 1502, 1505, 1788, 1806, 2086, 2235, 2253, 2580, 2980, 3004, 3010, 3129, 3612, 3755, 4172, 4470, 4506, 4515, 5215, 5257, 6020, 6258, 6407, 7510, 8940, 9012, 9030, 10430, 10514, 11265, 12516, 12814, 15020, 15645, 15771, 18060, 19221, 20860, 21028, 22530, 25628, 26285, 31290, 31542, 32035, 32293, 38442, 44849, 45060, 52570, 62580, 63084, 64070, 64586, 76884, 78855, 89698, 96105, 96879, 105140, 111899, 128140, 129172, 134547, 157710, 161465, 179396, 192210, 193758, 223798, 224245, 226051, 269094, 315420, 322930, 335697, 384420, 387516, 447596, 448490, 452102, 484395, 538188, 559495, 645860, 671394, 672735, 678153, 783293, 896980, 904204, 968790, 1118990, 1130255, 1342788, 1345470, 1356306, 1566586, 1678485, 1937580, 2237980, 2260510, 2349879, 2690940, 2712612, 3133172, 3356970, 3390765, 3916465, 4521020, 4699758, 4811657, 6713940, 6781530, 7832930, 9399516, 9623314, 11749395, 13563060, 14434971, 15665860, 19246628, 23498790, 24058285, 28869942, 33681599, 46997580, 48116570, 57739884, 67363198, 72174855, 96233140, 101044797, 134726396, 144349710, 168407995, 202089594, 288699420, 336815990, 404179188, 505223985, 673631980, 1010447970, 2020895940]

約数ペア:

[(1, 2020895940), (2, 1010447970), (3, 673631980), (4, 505223985), (5, 404179188), (6, 336815990), (7, 288699420), (10, 202089594), (12, 168407995), (14, 144349710), (15, 134726396), (20, 101044797), (21, 96233140), (28, 72174855), (30, 67363198), (35, 57739884), (42, 48116570), (43, 46997580), (60, 33681599), (70, 28869942), (84, 24058285), (86, 23498790), (105, 19246628), (129, 15665860), (140, 14434971), (149, 13563060), (172, 11749395), (210, 9623314), (215, 9399516), (258, 7832930), (298, 6781530), (301, 6713940), (420, 4811657), (430, 4699758), (447, 4521020), (516, 3916465), (596, 3390765), (602, 3356970), (645, 3133172), (745, 2712612), (751, 2690940), (860, 2349879), (894, 2260510), (903, 2237980), (1043, 1937580), (1204, 1678485), (1290, 1566586), (1490, 1356306), (1502, 1345470), (1505, 1342788), (1788, 1130255), (1806, 1118990), (2086, 968790), (2235, 904204), (2253, 896980), (2580, 783293), (2980, 678153), (3004, 672735), (3010, 671394), (3129, 645860), (3612, 559495), (3755, 538188), (4172, 484395), (4470, 452102), (4506, 448490), (4515, 447596), (5215, 387516), (5257, 384420), (6020, 335697), (6258, 322930), (6407, 315420), (7510, 269094), (8940, 226051), (9012, 224245), (9030, 223798), (10430, 193758), (10514, 192210), (11265, 179396), (12516, 161465), (12814, 157710), (15020, 134547), (15645, 129172), (15771, 128140), (18060, 111899), (19221, 105140), (20860, 96879), (21028, 96105), (22530, 89698), (25628, 78855), (26285, 76884), (31290, 64586), (31542, 64070), (32035, 63084), (32293, 62580), (38442, 52570), (44849, 45060)]