43640090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{335693}}^1$

素因数の和:335713

約数の個数: 16

約数和(自身を含む): 84594888

約数和(自身を除く): 40954798

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 335693, 671386, 1678465, 3356930, 4364009, 8728018, 21820045, 43640090]

約数ペア:

[(1, 43640090), (2, 21820045), (5, 8728018), (10, 4364009), (13, 3356930), (26, 1678465), (65, 671386), (130, 335693)]