20186165680

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1111573}}^1$

素因数の和:1111813

約数の個数: 40

約数和(自身を含む): 47139630192

約数和(自身を除く): 26953464512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1816, 2270, 3632, 4540, 9080, 18160, 1111573, 2223146, 4446292, 5557865, 8892584, 11115730, 17785168, 22231460, 44462920, 88925840, 252327071, 504654142, 1009308284, 1261635355, 2018616568, 2523270710, 4037233136, 5046541420, 10093082840, 20186165680]

約数ペア:

[(1, 20186165680), (2, 10093082840), (4, 5046541420), (5, 4037233136), (8, 2523270710), (10, 2018616568), (16, 1261635355), (20, 1009308284), (40, 504654142), (80, 252327071), (227, 88925840), (454, 44462920), (908, 22231460), (1135, 17785168), (1816, 11115730), (2270, 8892584), (3632, 5557865), (4540, 4446292), (9080, 2223146), (18160, 1111573)]