2927720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 6716520

約数和(自身を除く): 3788800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1381, 2120, 2762, 5524, 6905, 11048, 13810, 27620, 55240, 73193, 146386, 292772, 365965, 585544, 731930, 1463860, 2927720]

約数ペア:

[(1, 2927720), (2, 1463860), (4, 731930), (5, 585544), (8, 365965), (10, 292772), (20, 146386), (40, 73193), (53, 55240), (106, 27620), (212, 13810), (265, 11048), (424, 6905), (530, 5524), (1060, 2762), (1381, 2120)]