39208040

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3727}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 88577280

約数和(自身を除く): 49369240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 3727, 5260, 7454, 10520, 14908, 18635, 29816, 37270, 74540, 149080, 980201, 1960402, 3920804, 4901005, 7841608, 9802010, 19604020, 39208040]

約数ペア:

[(1, 39208040), (2, 19604020), (4, 9802010), (5, 7841608), (8, 4901005), (10, 3920804), (20, 1960402), (40, 980201), (263, 149080), (526, 74540), (1052, 37270), (1315, 29816), (2104, 18635), (2630, 14908), (3727, 10520), (5260, 7454)]