2012128040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73009}}^1$

素因数の和:73086

約数の個数: 64

約数和(自身を含む): 4967600400

約数和(自身を除く): 2955472360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 13780, 27560, 73009, 146018, 292036, 365045, 584072, 730090, 949117, 1460180, 1898234, 2920360, 3796468, 3869477, 4745585, 7592936, 7738954, 9491170, 15477908, 18982340, 19347385, 30955816, 37964680, 38694770, 50303201, 77389540, 100606402, 154779080, 201212804, 251516005, 402425608, 503032010, 1006064020, 2012128040]

約数ペア:

[(1, 2012128040), (2, 1006064020), (4, 503032010), (5, 402425608), (8, 251516005), (10, 201212804), (13, 154779080), (20, 100606402), (26, 77389540), (40, 50303201), (52, 38694770), (53, 37964680), (65, 30955816), (104, 19347385), (106, 18982340), (130, 15477908), (212, 9491170), (260, 7738954), (265, 7592936), (424, 4745585), (520, 3869477), (530, 3796468), (689, 2920360), (1060, 1898234), (1378, 1460180), (2120, 949117), (2756, 730090), (3445, 584072), (5512, 365045), (6890, 292036), (13780, 146018), (27560, 73009)]