20210005770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{8689}}^1$

素因数の和:8832

約数の個数: 128

約数和(自身を含む): 52136663040

約数和(自身を除く): 31926657270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 41, 61, 62, 82, 93, 122, 123, 155, 183, 186, 205, 246, 305, 310, 366, 410, 465, 610, 615, 915, 930, 1230, 1271, 1830, 1891, 2501, 2542, 3782, 3813, 5002, 5673, 6355, 7503, 7626, 8689, 9455, 11346, 12505, 12710, 15006, 17378, 18910, 19065, 25010, 26067, 28365, 37515, 38130, 43445, 52134, 56730, 75030, 77531, 86890, 130335, 155062, 232593, 260670, 269359, 356249, 387655, 465186, 530029, 538718, 712498, 775310, 808077, 1060058, 1068747, 1162965, 1346795, 1590087, 1616154, 1781245, 2137494, 2325930, 2650145, 2693590, 3180174, 3562490, 4040385, 5300290, 5343735, 7950435, 8080770, 10687470, 11043719, 15900870, 16430899, 21731189, 22087438, 32861798, 33131157, 43462378, 49292697, 55218595, 65193567, 66262314, 82154495, 98585394, 108655945, 110437190, 130387134, 164308990, 165655785, 217311890, 246463485, 325967835, 331311570, 492926970, 651935670, 673666859, 1347333718, 2021000577, 3368334295, 4042001154, 6736668590, 10105002885, 20210005770]

約数ペア:

[(1, 20210005770), (2, 10105002885), (3, 6736668590), (5, 4042001154), (6, 3368334295), (10, 2021000577), (15, 1347333718), (30, 673666859), (31, 651935670), (41, 492926970), (61, 331311570), (62, 325967835), (82, 246463485), (93, 217311890), (122, 165655785), (123, 164308990), (155, 130387134), (183, 110437190), (186, 108655945), (205, 98585394), (246, 82154495), (305, 66262314), (310, 65193567), (366, 55218595), (410, 49292697), (465, 43462378), (610, 33131157), (615, 32861798), (915, 22087438), (930, 21731189), (1230, 16430899), (1271, 15900870), (1830, 11043719), (1891, 10687470), (2501, 8080770), (2542, 7950435), (3782, 5343735), (3813, 5300290), (5002, 4040385), (5673, 3562490), (6355, 3180174), (7503, 2693590), (7626, 2650145), (8689, 2325930), (9455, 2137494), (11346, 1781245), (12505, 1616154), (12710, 1590087), (15006, 1346795), (17378, 1162965), (18910, 1068747), (19065, 1060058), (25010, 808077), (26067, 775310), (28365, 712498), (37515, 538718), (38130, 530029), (43445, 465186), (52134, 387655), (56730, 356249), (75030, 269359), (77531, 260670), (86890, 232593), (130335, 155062)]