13145240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10601}}^1$

素因数の和:10643

約数の個数: 32

約数和(自身を含む): 30533760

約数和(自身を除く): 17388520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10601, 21202, 42404, 53005, 84808, 106010, 212020, 328631, 424040, 657262, 1314524, 1643155, 2629048, 3286310, 6572620, 13145240]

約数ペア:

[(1, 13145240), (2, 6572620), (4, 3286310), (5, 2629048), (8, 1643155), (10, 1314524), (20, 657262), (31, 424040), (40, 328631), (62, 212020), (124, 106010), (155, 84808), (248, 53005), (310, 42404), (620, 21202), (1240, 10601)]