28820090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2671}}^1$

素因数の和:2774

約数の個数: 32

約数和(自身を含む): 56560896

約数和(自身を除く): 27740806

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 2671, 5342, 5395, 10790, 13355, 26710, 34723, 69446, 173615, 221693, 347230, 443386, 1108465, 2216930, 2882009, 5764018, 14410045, 28820090]

約数ペア:

[(1, 28820090), (2, 14410045), (5, 5764018), (10, 2882009), (13, 2216930), (26, 1108465), (65, 443386), (83, 347230), (130, 221693), (166, 173615), (415, 69446), (830, 34723), (1079, 26710), (2158, 13355), (2671, 10790), (5342, 5395)]