230389640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443057}}^1$

素因数の和:443081

約数の個数: 32

約数和(自身を含む): 558253080

約数和(自身を除く): 327863440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 443057, 886114, 1772228, 2215285, 3544456, 4430570, 5759741, 8861140, 11519482, 17722280, 23038964, 28798705, 46077928, 57597410, 115194820, 230389640]

約数ペア:

[(1, 230389640), (2, 115194820), (4, 57597410), (5, 46077928), (8, 28798705), (10, 23038964), (13, 17722280), (20, 11519482), (26, 8861140), (40, 5759741), (52, 4430570), (65, 3544456), (104, 2215285), (130, 1772228), (260, 886114), (520, 443057)]