27554390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^2$

素因数の和:472

約数の個数: 24

約数和(自身を含む): 50553072

約数和(自身を除く): 22998682

約数列:

[1, 2, 5, 10, 71, 142, 197, 355, 394, 710, 985, 1970, 13987, 27974, 38809, 69935, 77618, 139870, 194045, 388090, 2755439, 5510878, 13777195, 27554390]

約数ペア:

[(1, 27554390), (2, 13777195), (5, 5510878), (10, 2755439), (71, 388090), (142, 194045), (197, 139870), (355, 77618), (394, 69935), (710, 38809), (985, 27974), (1970, 13987)]