398791010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{972661}}^1$

素因数の和:972709

約数の個数: 16

約数和(自身を含む): 735332472

約数和(自身を除く): 336541462

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 972661, 1945322, 4863305, 9726610, 39879101, 79758202, 199395505, 398791010]

約数ペア:

[(1, 398791010), (2, 199395505), (5, 79758202), (10, 39879101), (41, 9726610), (82, 4863305), (205, 1945322), (410, 972661)]