19951340

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5573}}^1$

素因数の和:5761

約数の個数: 24

約数和(自身を含む): 42139440

約数和(自身を除く): 22188100

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 5573, 11146, 22292, 27865, 55730, 111460, 997567, 1995134, 3990268, 4987835, 9975670, 19951340]

約数ペア:

[(1, 19951340), (2, 9975670), (4, 4987835), (5, 3990268), (10, 1995134), (20, 997567), (179, 111460), (358, 55730), (716, 27865), (895, 22292), (1790, 11146), (3580, 5573)]