28165570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 53343360

約数和(自身を除く): 25177790

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 695, 881, 1390, 1762, 3197, 4405, 6394, 8810, 15985, 20263, 31970, 40526, 101315, 122459, 202630, 244918, 612295, 1224590, 2816557, 5633114, 14082785, 28165570]

約数ペア:

[(1, 28165570), (2, 14082785), (5, 5633114), (10, 2816557), (23, 1224590), (46, 612295), (115, 244918), (139, 202630), (230, 122459), (278, 101315), (695, 40526), (881, 31970), (1390, 20263), (1762, 15985), (3197, 8810), (4405, 6394)]