20416830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 65007360

約数和(自身を除く): 44590530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 30, 34, 35, 38, 42, 43, 49, 51, 57, 70, 85, 86, 95, 98, 102, 105, 114, 119, 129, 133, 147, 170, 190, 210, 215, 238, 245, 255, 258, 266, 285, 294, 301, 323, 357, 399, 430, 490, 510, 570, 595, 602, 645, 646, 665, 714, 731, 735, 798, 817, 833, 903, 931, 969, 1190, 1290, 1330, 1462, 1470, 1505, 1615, 1634, 1666, 1785, 1806, 1862, 1938, 1995, 2107, 2193, 2261, 2451, 2499, 2793, 3010, 3230, 3570, 3655, 3990, 4085, 4165, 4214, 4386, 4515, 4522, 4655, 4845, 4902, 4998, 5117, 5586, 5719, 6321, 6783, 7310, 8170, 8330, 9030, 9310, 9690, 10234, 10535, 10965, 11305, 11438, 12255, 12495, 12642, 13566, 13889, 13965, 15351, 15827, 17157, 21070, 21930, 22610, 24510, 24990, 25585, 27778, 27930, 28595, 30702, 31605, 31654, 33915, 34314, 35819, 40033, 41667, 47481, 51170, 57190, 63210, 67830, 69445, 71638, 76755, 79135, 80066, 83334, 85785, 94962, 97223, 107457, 120099, 138890, 153510, 158270, 171570, 179095, 194446, 200165, 208335, 214914, 237405, 240198, 291669, 358190, 400330, 416670, 474810, 486115, 537285, 583338, 600495, 680561, 972230, 1074570, 1200990, 1361122, 1458345, 2041683, 2916690, 3402805, 4083366, 6805610, 10208415, 20416830]

約数ペア:

[(1, 20416830), (2, 10208415), (3, 6805610), (5, 4083366), (6, 3402805), (7, 2916690), (10, 2041683), (14, 1458345), (15, 1361122), (17, 1200990), (19, 1074570), (21, 972230), (30, 680561), (34, 600495), (35, 583338), (38, 537285), (42, 486115), (43, 474810), (49, 416670), (51, 400330), (57, 358190), (70, 291669), (85, 240198), (86, 237405), (95, 214914), (98, 208335), (102, 200165), (105, 194446), (114, 179095), (119, 171570), (129, 158270), (133, 153510), (147, 138890), (170, 120099), (190, 107457), (210, 97223), (215, 94962), (238, 85785), (245, 83334), (255, 80066), (258, 79135), (266, 76755), (285, 71638), (294, 69445), (301, 67830), (323, 63210), (357, 57190), (399, 51170), (430, 47481), (490, 41667), (510, 40033), (570, 35819), (595, 34314), (602, 33915), (645, 31654), (646, 31605), (665, 30702), (714, 28595), (731, 27930), (735, 27778), (798, 25585), (817, 24990), (833, 24510), (903, 22610), (931, 21930), (969, 21070), (1190, 17157), (1290, 15827), (1330, 15351), (1462, 13965), (1470, 13889), (1505, 13566), (1615, 12642), (1634, 12495), (1666, 12255), (1785, 11438), (1806, 11305), (1862, 10965), (1938, 10535), (1995, 10234), (2107, 9690), (2193, 9310), (2261, 9030), (2451, 8330), (2499, 8170), (2793, 7310), (3010, 6783), (3230, 6321), (3570, 5719), (3655, 5586), (3990, 5117), (4085, 4998), (4165, 4902), (4214, 4845), (4386, 4655), (4515, 4522)]