31951220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{228223}}^1$

素因数の和:228239

約数の個数: 24

約数和(自身を含む): 76683264

約数和(自身を除く): 44732044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 228223, 456446, 912892, 1141115, 1597561, 2282230, 3195122, 4564460, 6390244, 7987805, 15975610, 31951220]

約数ペア:

[(1, 31951220), (2, 15975610), (4, 7987805), (5, 6390244), (7, 4564460), (10, 3195122), (14, 2282230), (20, 1597561), (28, 1141115), (35, 912892), (70, 456446), (140, 228223)]