90742020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{36887}}^1$

素因数の和:36940

約数の個数: 48

約数和(自身を含む): 260281728

約数和(自身を除く): 169539708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 36887, 73774, 110661, 147548, 184435, 221322, 368870, 442644, 553305, 737740, 1106610, 1512367, 2213220, 3024734, 4537101, 6049468, 7561835, 9074202, 15123670, 18148404, 22685505, 30247340, 45371010, 90742020]

約数ペア:

[(1, 90742020), (2, 45371010), (3, 30247340), (4, 22685505), (5, 18148404), (6, 15123670), (10, 9074202), (12, 7561835), (15, 6049468), (20, 4537101), (30, 3024734), (41, 2213220), (60, 1512367), (82, 1106610), (123, 737740), (164, 553305), (205, 442644), (246, 368870), (410, 221322), (492, 184435), (615, 147548), (820, 110661), (1230, 73774), (2460, 36887)]