80320460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1103}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 184730112

約数和(自身を除く): 104409652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 331, 662, 1103, 1324, 1655, 2206, 3310, 3641, 4412, 5515, 6620, 7282, 11030, 12133, 14564, 18205, 22060, 24266, 36410, 48532, 60665, 72820, 121330, 242660, 365093, 730186, 1460372, 1825465, 3650930, 4016023, 7301860, 8032046, 16064092, 20080115, 40160230, 80320460]

約数ペア:

[(1, 80320460), (2, 40160230), (4, 20080115), (5, 16064092), (10, 8032046), (11, 7301860), (20, 4016023), (22, 3650930), (44, 1825465), (55, 1460372), (110, 730186), (220, 365093), (331, 242660), (662, 121330), (1103, 72820), (1324, 60665), (1655, 48532), (2206, 36410), (3310, 24266), (3641, 22060), (4412, 18205), (5515, 14564), (6620, 12133), (7282, 11030)]