31050440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3221}}^1$

素因数の和:3473

約数の個数: 32

約数和(自身を含む): 70175160

約数和(自身を除く): 39124720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 3221, 4820, 6442, 9640, 12884, 16105, 25768, 32210, 64420, 128840, 776261, 1552522, 3105044, 3881305, 6210088, 7762610, 15525220, 31050440]

約数ペア:

[(1, 31050440), (2, 15525220), (4, 7762610), (5, 6210088), (8, 3881305), (10, 3105044), (20, 1552522), (40, 776261), (241, 128840), (482, 64420), (964, 32210), (1205, 25768), (1928, 16105), (2410, 12884), (3221, 9640), (4820, 6442)]