39981370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 85929984

約数和(自身を除く): 45948614

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 73, 110, 130, 143, 146, 286, 365, 383, 715, 730, 766, 803, 949, 1430, 1606, 1898, 1915, 3830, 4015, 4213, 4745, 4979, 8030, 8426, 9490, 9958, 10439, 20878, 21065, 24895, 27959, 42130, 49790, 52195, 54769, 55918, 104390, 109538, 139795, 273845, 279590, 307549, 363467, 547690, 615098, 726934, 1537745, 1817335, 3075490, 3634670, 3998137, 7996274, 19990685, 39981370]

約数ペア:

[(1, 39981370), (2, 19990685), (5, 7996274), (10, 3998137), (11, 3634670), (13, 3075490), (22, 1817335), (26, 1537745), (55, 726934), (65, 615098), (73, 547690), (110, 363467), (130, 307549), (143, 279590), (146, 273845), (286, 139795), (365, 109538), (383, 104390), (715, 55918), (730, 54769), (766, 52195), (803, 49790), (949, 42130), (1430, 27959), (1606, 24895), (1898, 21065), (1915, 20878), (3830, 10439), (4015, 9958), (4213, 9490), (4745, 8426), (4979, 8030)]