20076245560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71700877}}^1$

素因数の和:71700895

約数の個数: 32

約数和(自身を含む): 51624632160

約数和(自身を除く): 31548386600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 71700877, 143401754, 286803508, 358504385, 501906139, 573607016, 717008770, 1003812278, 1434017540, 2007624556, 2509530695, 2868035080, 4015249112, 5019061390, 10038122780, 20076245560]

約数ペア:

[(1, 20076245560), (2, 10038122780), (4, 5019061390), (5, 4015249112), (7, 2868035080), (8, 2509530695), (10, 2007624556), (14, 1434017540), (20, 1003812278), (28, 717008770), (35, 573607016), (40, 501906139), (56, 358504385), (70, 286803508), (140, 143401754), (280, 71700877)]