671440220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1103}}^1\times {\mathrm{2767}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 1540159488

約数和(自身を除く): 868719268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1103, 2206, 2767, 4412, 5515, 5534, 11030, 11068, 12133, 13835, 22060, 24266, 27670, 30437, 48532, 55340, 60665, 60874, 121330, 121748, 152185, 242660, 304370, 608740, 3052001, 6104002, 12208004, 15260005, 30520010, 33572011, 61040020, 67144022, 134288044, 167860055, 335720110, 671440220]

約数ペア:

[(1, 671440220), (2, 335720110), (4, 167860055), (5, 134288044), (10, 67144022), (11, 61040020), (20, 33572011), (22, 30520010), (44, 15260005), (55, 12208004), (110, 6104002), (220, 3052001), (1103, 608740), (2206, 304370), (2767, 242660), (4412, 152185), (5515, 121748), (5534, 121330), (11030, 60874), (11068, 60665), (12133, 55340), (13835, 48532), (22060, 30437), (24266, 27670)]