4479140

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{797}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 9451512

約数和(自身を除く): 4972372

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 797, 1124, 1405, 1594, 2810, 3188, 3985, 5620, 7970, 15940, 223957, 447914, 895828, 1119785, 2239570, 4479140]

約数ペア:

[(1, 4479140), (2, 2239570), (4, 1119785), (5, 895828), (10, 447914), (20, 223957), (281, 15940), (562, 7970), (797, 5620), (1124, 3985), (1405, 3188), (1594, 2810)]