610419620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{280009}}^1$

素因数の和:280127

約数の個数: 24

約数和(自身を含む): 1293646200

約数和(自身を除く): 683226580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 280009, 560018, 1120036, 1400045, 2800090, 5600180, 30520981, 61041962, 122083924, 152604905, 305209810, 610419620]

約数ペア:

[(1, 610419620), (2, 305209810), (4, 152604905), (5, 122083924), (10, 61041962), (20, 30520981), (109, 5600180), (218, 2800090), (436, 1400045), (545, 1120036), (1090, 560018), (2180, 280009)]