31241220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12109}}^1$

素因数の和:12164

約数の個数: 48

約数和(自身を含む): 89517120

約数和(自身を除く): 58275900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12109, 24218, 36327, 48436, 60545, 72654, 121090, 145308, 181635, 242180, 363270, 520687, 726540, 1041374, 1562061, 2082748, 2603435, 3124122, 5206870, 6248244, 7810305, 10413740, 15620610, 31241220]

約数ペア:

[(1, 31241220), (2, 15620610), (3, 10413740), (4, 7810305), (5, 6248244), (6, 5206870), (10, 3124122), (12, 2603435), (15, 2082748), (20, 1562061), (30, 1041374), (43, 726540), (60, 520687), (86, 363270), (129, 242180), (172, 181635), (215, 145308), (258, 121090), (430, 72654), (516, 60545), (645, 48436), (860, 36327), (1290, 24218), (2580, 12109)]