31926580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2351}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 77446656

約数和(自身を除く): 45520076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2351, 2716, 3395, 4702, 6790, 9404, 11755, 13580, 16457, 23510, 32914, 47020, 65828, 82285, 164570, 228047, 329140, 456094, 912188, 1140235, 1596329, 2280470, 3192658, 4560940, 6385316, 7981645, 15963290, 31926580]

約数ペア:

[(1, 31926580), (2, 15963290), (4, 7981645), (5, 6385316), (7, 4560940), (10, 3192658), (14, 2280470), (20, 1596329), (28, 1140235), (35, 912188), (70, 456094), (97, 329140), (140, 228047), (194, 164570), (388, 82285), (485, 65828), (679, 47020), (970, 32914), (1358, 23510), (1940, 16457), (2351, 13580), (2716, 11755), (3395, 9404), (4702, 6790)]