8270620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 18184320

約数和(自身を除く): 9913700

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 163, 172, 215, 236, 295, 326, 430, 590, 652, 815, 860, 1180, 1630, 2537, 3260, 5074, 7009, 9617, 10148, 12685, 14018, 19234, 25370, 28036, 35045, 38468, 48085, 50740, 70090, 96170, 140180, 192340, 413531, 827062, 1654124, 2067655, 4135310, 8270620]

約数ペア:

[(1, 8270620), (2, 4135310), (4, 2067655), (5, 1654124), (10, 827062), (20, 413531), (43, 192340), (59, 140180), (86, 96170), (118, 70090), (163, 50740), (172, 48085), (215, 38468), (236, 35045), (295, 28036), (326, 25370), (430, 19234), (590, 14018), (652, 12685), (815, 10148), (860, 9617), (1180, 7009), (1630, 5074), (2537, 3260)]