61898420

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{11173}}^1$

素因数の和:11459

約数の個数: 24

約数和(自身を含む): 130467624

約数和(自身を除く): 68569204

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 11173, 22346, 44692, 55865, 111730, 223460, 3094921, 6189842, 12379684, 15474605, 30949210, 61898420]

約数ペア:

[(1, 61898420), (2, 30949210), (4, 15474605), (5, 12379684), (10, 6189842), (20, 3094921), (277, 223460), (554, 111730), (1108, 55865), (1385, 44692), (2770, 22346), (5540, 11173)]