445718410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{13309}}^1$

素因数の和:13530

約数の個数: 32

約数和(自身を含む): 853863120

約数和(自身を除く): 408144710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 985, 1970, 3349, 6698, 13309, 16745, 26618, 33490, 66545, 133090, 226253, 452506, 1131265, 2262530, 2621873, 5243746, 13109365, 26218730, 44571841, 89143682, 222859205, 445718410]

約数ペア:

[(1, 445718410), (2, 222859205), (5, 89143682), (10, 44571841), (17, 26218730), (34, 13109365), (85, 5243746), (170, 2621873), (197, 2262530), (394, 1131265), (985, 452506), (1970, 226253), (3349, 133090), (6698, 66545), (13309, 33490), (16745, 26618)]