1295285440

素因数分解:

$2^6\times 5^1\times {\mathrm{4047767}}^1$

素因数の和:4047784

約数の個数: 28

約数和(自身を含む): 3084399216

約数和(自身を除く): 1789113776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4047767, 8095534, 16191068, 20238835, 32382136, 40477670, 64764272, 80955340, 129528544, 161910680, 259057088, 323821360, 647642720, 1295285440]

約数ペア:

[(1, 1295285440), (2, 647642720), (4, 323821360), (5, 259057088), (8, 161910680), (10, 129528544), (16, 80955340), (20, 64764272), (32, 40477670), (40, 32382136), (64, 20238835), (80, 16191068), (160, 8095534), (320, 4047767)]