7188040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 16407360

約数和(自身を除く): 9219320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2531, 2840, 5062, 10124, 12655, 20248, 25310, 50620, 101240, 179701, 359402, 718804, 898505, 1437608, 1797010, 3594020, 7188040]

約数ペア:

[(1, 7188040), (2, 3594020), (4, 1797010), (5, 1437608), (8, 898505), (10, 718804), (20, 359402), (40, 179701), (71, 101240), (142, 50620), (284, 25310), (355, 20248), (568, 12655), (710, 10124), (1420, 5062), (2531, 2840)]