40680476

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 72450000

約数和(自身を除く): 31769524

約数列:

[1, 2, 4, 89, 178, 229, 356, 458, 499, 916, 998, 1996, 20381, 40762, 44411, 81524, 88822, 114271, 177644, 228542, 457084, 10170119, 20340238, 40680476]

約数ペア:

[(1, 40680476), (2, 20340238), (4, 10170119), (89, 457084), (178, 228542), (229, 177644), (356, 114271), (458, 88822), (499, 81524), (916, 44411), (998, 40762), (1996, 20381)]