20055160

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2801}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 45392400

約数和(自身を除く): 25337240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2801, 3580, 5602, 7160, 11204, 14005, 22408, 28010, 56020, 112040, 501379, 1002758, 2005516, 2506895, 4011032, 5013790, 10027580, 20055160]

約数ペア:

[(1, 20055160), (2, 10027580), (4, 5013790), (5, 4011032), (8, 2506895), (10, 2005516), (20, 1002758), (40, 501379), (179, 112040), (358, 56020), (716, 28010), (895, 22408), (1432, 14005), (1790, 11204), (2801, 7160), (3580, 5602)]