53393560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121349}}^1$

素因数の和:121371

約数の個数: 32

約数和(自身を含む): 131058000

約数和(自身を除く): 77664440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 121349, 242698, 485396, 606745, 970792, 1213490, 1334839, 2426980, 2669678, 4853960, 5339356, 6674195, 10678712, 13348390, 26696780, 53393560]

約数ペア:

[(1, 53393560), (2, 26696780), (4, 13348390), (5, 10678712), (8, 6674195), (10, 5339356), (11, 4853960), (20, 2669678), (22, 2426980), (40, 1334839), (44, 1213490), (55, 970792), (88, 606745), (110, 485396), (220, 242698), (440, 121349)]