2081354860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8005211}}^1$

素因数の和:8005233

約数の個数: 24

約数和(自身を含む): 4707064656

約数和(自身を除く): 2625709796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8005211, 16010422, 32020844, 40026055, 80052110, 104067743, 160104220, 208135486, 416270972, 520338715, 1040677430, 2081354860]

約数ペア:

[(1, 2081354860), (2, 1040677430), (4, 520338715), (5, 416270972), (10, 208135486), (13, 160104220), (20, 104067743), (26, 80052110), (52, 40026055), (65, 32020844), (130, 16010422), (260, 8005211)]