9881220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4451}}^1$

素因数の和:4500

約数の個数: 48

約数和(自身を含む): 28421568

約数和(自身を除く): 18540348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 4451, 8902, 13353, 17804, 22255, 26706, 44510, 53412, 66765, 89020, 133530, 164687, 267060, 329374, 494061, 658748, 823435, 988122, 1646870, 1976244, 2470305, 3293740, 4940610, 9881220]

約数ペア:

[(1, 9881220), (2, 4940610), (3, 3293740), (4, 2470305), (5, 1976244), (6, 1646870), (10, 988122), (12, 823435), (15, 658748), (20, 494061), (30, 329374), (37, 267060), (60, 164687), (74, 133530), (111, 89020), (148, 66765), (185, 53412), (222, 44510), (370, 26706), (444, 22255), (555, 17804), (740, 13353), (1110, 8902), (2220, 4451)]