1230751480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4395541}}^1$

素因数の和:4395559

約数の個数: 32

約数和(自身を含む): 3164790240

約数和(自身を除く): 1934038760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4395541, 8791082, 17582164, 21977705, 30768787, 35164328, 43955410, 61537574, 87910820, 123075148, 153843935, 175821640, 246150296, 307687870, 615375740, 1230751480]

約数ペア:

[(1, 1230751480), (2, 615375740), (4, 307687870), (5, 246150296), (7, 175821640), (8, 153843935), (10, 123075148), (14, 87910820), (20, 61537574), (28, 43955410), (35, 35164328), (40, 30768787), (56, 21977705), (70, 17582164), (140, 8791082), (280, 4395541)]