4491940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2843}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 9555840

約数和(自身を除く): 5063900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2843, 5686, 11372, 14215, 28430, 56860, 224597, 449194, 898388, 1122985, 2245970, 4491940]

約数ペア:

[(1, 4491940), (2, 2245970), (4, 1122985), (5, 898388), (10, 449194), (20, 224597), (79, 56860), (158, 28430), (316, 14215), (395, 11372), (790, 5686), (1580, 2843)]