31309390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1429}}^1$

素因数の和:1756

約数の個数: 32

約数和(自身を含む): 64658880

約数和(自身を除く): 33349490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 1429, 1565, 2191, 2858, 3130, 4382, 7145, 10003, 10955, 14290, 20006, 21910, 50015, 100030, 447277, 894554, 2236385, 3130939, 4472770, 6261878, 15654695, 31309390]

約数ペア:

[(1, 31309390), (2, 15654695), (5, 6261878), (7, 4472770), (10, 3130939), (14, 2236385), (35, 894554), (70, 447277), (313, 100030), (626, 50015), (1429, 21910), (1565, 20006), (2191, 14290), (2858, 10955), (3130, 10003), (4382, 7145)]