8970020

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1861}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 18925368

約数和(自身を除く): 9955348

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 1861, 2410, 3722, 4820, 7444, 9305, 18610, 37220, 448501, 897002, 1794004, 2242505, 4485010, 8970020]

約数ペア:

[(1, 8970020), (2, 4485010), (4, 2242505), (5, 1794004), (10, 897002), (20, 448501), (241, 37220), (482, 18610), (964, 9305), (1205, 7444), (1861, 4820), (2410, 3722)]