1903670480

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{145987}}^1$

素因数の和:146163

約数の個数: 40

約数和(自身を含む): 4453217952

約数和(自身を除く): 2549547472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 145987, 291974, 583948, 729935, 1167896, 1459870, 2335792, 2919740, 5839480, 11678960, 23795881, 47591762, 95183524, 118979405, 190367048, 237958810, 380734096, 475917620, 951835240, 1903670480]

約数ペア:

[(1, 1903670480), (2, 951835240), (4, 475917620), (5, 380734096), (8, 237958810), (10, 190367048), (16, 118979405), (20, 95183524), (40, 47591762), (80, 23795881), (163, 11678960), (326, 5839480), (652, 2919740), (815, 2335792), (1304, 1459870), (1630, 1167896), (2608, 729935), (3260, 583948), (6520, 291974), (13040, 145987)]