2019803780

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{564191}}^1$

素因数の和:564379

約数の個数: 24

約数和(自身を含む): 4265291520

約数和(自身を除く): 2245487740

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 564191, 1128382, 2256764, 2820955, 5641910, 11283820, 100990189, 201980378, 403960756, 504950945, 1009901890, 2019803780]

約数ペア:

[(1, 2019803780), (2, 1009901890), (4, 504950945), (5, 403960756), (10, 201980378), (20, 100990189), (179, 11283820), (358, 5641910), (716, 2820955), (895, 2256764), (1790, 1128382), (3580, 564191)]