39872910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 122508288

約数和(自身を除く): 82635378

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 41, 42, 55, 66, 70, 77, 82, 105, 110, 123, 154, 165, 205, 210, 231, 246, 287, 330, 385, 410, 421, 451, 462, 574, 615, 770, 842, 861, 902, 1155, 1230, 1263, 1353, 1435, 1722, 2105, 2255, 2310, 2526, 2706, 2870, 2947, 3157, 4210, 4305, 4510, 4631, 5894, 6314, 6315, 6765, 8610, 8841, 9262, 9471, 12630, 13530, 13893, 14735, 15785, 17261, 17682, 18942, 23155, 27786, 29470, 31570, 32417, 34522, 44205, 46310, 47355, 51783, 64834, 69465, 86305, 88410, 94710, 97251, 103566, 120827, 138930, 162085, 172610, 189871, 194502, 241654, 258915, 324170, 362481, 379742, 486255, 517830, 569613, 604135, 724962, 949355, 972510, 1139226, 1208270, 1329097, 1812405, 1898710, 2658194, 2848065, 3624810, 3987291, 5696130, 6645485, 7974582, 13290970, 19936455, 39872910]

約数ペア:

[(1, 39872910), (2, 19936455), (3, 13290970), (5, 7974582), (6, 6645485), (7, 5696130), (10, 3987291), (11, 3624810), (14, 2848065), (15, 2658194), (21, 1898710), (22, 1812405), (30, 1329097), (33, 1208270), (35, 1139226), (41, 972510), (42, 949355), (55, 724962), (66, 604135), (70, 569613), (77, 517830), (82, 486255), (105, 379742), (110, 362481), (123, 324170), (154, 258915), (165, 241654), (205, 194502), (210, 189871), (231, 172610), (246, 162085), (287, 138930), (330, 120827), (385, 103566), (410, 97251), (421, 94710), (451, 88410), (462, 86305), (574, 69465), (615, 64834), (770, 51783), (842, 47355), (861, 46310), (902, 44205), (1155, 34522), (1230, 32417), (1263, 31570), (1353, 29470), (1435, 27786), (1722, 23155), (2105, 18942), (2255, 17682), (2310, 17261), (2526, 15785), (2706, 14735), (2870, 13893), (2947, 13530), (3157, 12630), (4210, 9471), (4305, 9262), (4510, 8841), (4631, 8610), (5894, 6765), (6314, 6315)]