26891110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{499}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 51516000

約数和(自身を除く): 24624890

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 317, 499, 634, 998, 1585, 2495, 3170, 4990, 5389, 8483, 10778, 16966, 26945, 42415, 53890, 84830, 158183, 316366, 790915, 1581830, 2689111, 5378222, 13445555, 26891110]

約数ペア:

[(1, 26891110), (2, 13445555), (5, 5378222), (10, 2689111), (17, 1581830), (34, 790915), (85, 316366), (170, 158183), (317, 84830), (499, 53890), (634, 42415), (998, 26945), (1585, 16966), (2495, 10778), (3170, 8483), (4990, 5389)]