2181950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 36

約数和(自身を含む): 4339752

約数和(自身を除く): 2157802

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 151, 170, 289, 302, 425, 578, 755, 850, 1445, 1510, 2567, 2890, 3775, 5134, 7225, 7550, 12835, 14450, 25670, 43639, 64175, 87278, 128350, 218195, 436390, 1090975, 2181950]

約数ペア:

[(1, 2181950), (2, 1090975), (5, 436390), (10, 218195), (17, 128350), (25, 87278), (34, 64175), (50, 43639), (85, 25670), (151, 14450), (170, 12835), (289, 7550), (302, 7225), (425, 5134), (578, 3775), (755, 2890), (850, 2567), (1445, 1510)]