4198280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 9547200

約数和(自身を除く): 5348920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1019, 1030, 2038, 2060, 4076, 4120, 5095, 8152, 10190, 20380, 40760, 104957, 209914, 419828, 524785, 839656, 1049570, 2099140, 4198280]

約数ペア:

[(1, 4198280), (2, 2099140), (4, 1049570), (5, 839656), (8, 524785), (10, 419828), (20, 209914), (40, 104957), (103, 40760), (206, 20380), (412, 10190), (515, 8152), (824, 5095), (1019, 4120), (1030, 4076), (2038, 2060)]