11831420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20399}}^1$

素因数の和:20437

約数の個数: 24

約数和(自身を含む): 25704000

約数和(自身を除く): 13872580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 20399, 40798, 81596, 101995, 203990, 407980, 591571, 1183142, 2366284, 2957855, 5915710, 11831420]

約数ペア:

[(1, 11831420), (2, 5915710), (4, 2957855), (5, 2366284), (10, 1183142), (20, 591571), (29, 407980), (58, 203990), (116, 101995), (145, 81596), (290, 40798), (580, 20399)]