4519640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1097}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 10277280

約数和(自身を除く): 5757640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1097, 2060, 2194, 4120, 4388, 5485, 8776, 10970, 21940, 43880, 112991, 225982, 451964, 564955, 903928, 1129910, 2259820, 4519640]

約数ペア:

[(1, 4519640), (2, 2259820), (4, 1129910), (5, 903928), (8, 564955), (10, 451964), (20, 225982), (40, 112991), (103, 43880), (206, 21940), (412, 10970), (515, 8776), (824, 5485), (1030, 4388), (1097, 4120), (2060, 2194)]