31066280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{110951}}^1$

素因数の和:110969

約数の個数: 32

約数和(自身を含む): 79885440

約数和(自身を除く): 48819160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 110951, 221902, 443804, 554755, 776657, 887608, 1109510, 1553314, 2219020, 3106628, 3883285, 4438040, 6213256, 7766570, 15533140, 31066280]

約数ペア:

[(1, 31066280), (2, 15533140), (4, 7766570), (5, 6213256), (7, 4438040), (8, 3883285), (10, 3106628), (14, 2219020), (20, 1553314), (28, 1109510), (35, 887608), (40, 776657), (56, 554755), (70, 443804), (140, 221902), (280, 110951)]