400544072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2945177}}^1$

素因数の和:2945200

約数の個数: 16

約数和(自身を含む): 795198060

約数和(自身を除く): 394653988

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2945177, 5890354, 11780708, 23561416, 50068009, 100136018, 200272036, 400544072]

約数ペア:

[(1, 400544072), (2, 200272036), (4, 100136018), (8, 50068009), (17, 23561416), (34, 11780708), (68, 5890354), (136, 2945177)]