2115850270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 4062597120

約数和(自身を除く): 1946746850

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 239, 305, 478, 610, 631, 1195, 1262, 1403, 2390, 2806, 3155, 5497, 6310, 7015, 10994, 14030, 14513, 14579, 27485, 29026, 29158, 38491, 54970, 72565, 72895, 76982, 145130, 145790, 150809, 192455, 301618, 335317, 384910, 670634, 754045, 885293, 1508090, 1676585, 1770586, 3353170, 3468607, 4426465, 6937214, 8852930, 9199349, 17343035, 18398698, 34686070, 45996745, 91993490, 211585027, 423170054, 1057925135, 2115850270]

約数ペア:

[(1, 2115850270), (2, 1057925135), (5, 423170054), (10, 211585027), (23, 91993490), (46, 45996745), (61, 34686070), (115, 18398698), (122, 17343035), (230, 9199349), (239, 8852930), (305, 6937214), (478, 4426465), (610, 3468607), (631, 3353170), (1195, 1770586), (1262, 1676585), (1403, 1508090), (2390, 885293), (2806, 754045), (3155, 670634), (5497, 384910), (6310, 335317), (7015, 301618), (10994, 192455), (14030, 150809), (14513, 145790), (14579, 145130), (27485, 76982), (29026, 72895), (29158, 72565), (38491, 54970)]