20852220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1531}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 58681728

約数和(自身を除く): 37829508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 227, 454, 681, 908, 1135, 1362, 1531, 2270, 2724, 3062, 3405, 4540, 4593, 6124, 6810, 7655, 9186, 13620, 15310, 18372, 22965, 30620, 45930, 91860, 347537, 695074, 1042611, 1390148, 1737685, 2085222, 3475370, 4170444, 5213055, 6950740, 10426110, 20852220]

約数ペア:

[(1, 20852220), (2, 10426110), (3, 6950740), (4, 5213055), (5, 4170444), (6, 3475370), (10, 2085222), (12, 1737685), (15, 1390148), (20, 1042611), (30, 695074), (60, 347537), (227, 91860), (454, 45930), (681, 30620), (908, 22965), (1135, 18372), (1362, 15310), (1531, 13620), (2270, 9186), (2724, 7655), (3062, 6810), (3405, 6124), (4540, 4593)]