7151480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25541}}^1$

素因数の和:25559

約数の個数: 32

約数和(自身を含む): 18390240

約数和(自身を除く): 11238760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25541, 51082, 102164, 127705, 178787, 204328, 255410, 357574, 510820, 715148, 893935, 1021640, 1430296, 1787870, 3575740, 7151480]

約数ペア:

[(1, 7151480), (2, 3575740), (4, 1787870), (5, 1430296), (7, 1021640), (8, 893935), (10, 715148), (14, 510820), (20, 357574), (28, 255410), (35, 204328), (40, 178787), (56, 127705), (70, 102164), (140, 51082), (280, 25541)]