124996840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28669}}^1$

素因数の和:28789

約数の個数: 32

約数和(自身を含む): 283833000

約数和(自身を除く): 158836160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 28669, 57338, 114676, 143345, 229352, 286690, 573380, 1146760, 3124921, 6249842, 12499684, 15624605, 24999368, 31249210, 62498420, 124996840]

約数ペア:

[(1, 124996840), (2, 62498420), (4, 31249210), (5, 24999368), (8, 15624605), (10, 12499684), (20, 6249842), (40, 3124921), (109, 1146760), (218, 573380), (436, 286690), (545, 229352), (872, 143345), (1090, 114676), (2180, 57338), (4360, 28669)]