420176020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{3797}}^1$

素因数の和:4320

約数の個数: 48

約数和(自身を含む): 964752768

約数和(自身を除く): 544576748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 503, 1006, 2012, 2515, 3797, 5030, 5533, 7594, 10060, 11066, 15188, 18985, 22132, 27665, 37970, 41767, 55330, 75940, 83534, 110660, 167068, 208835, 417670, 835340, 1909891, 3819782, 7639564, 9549455, 19098910, 21008801, 38197820, 42017602, 84035204, 105044005, 210088010, 420176020]

約数ペア:

[(1, 420176020), (2, 210088010), (4, 105044005), (5, 84035204), (10, 42017602), (11, 38197820), (20, 21008801), (22, 19098910), (44, 9549455), (55, 7639564), (110, 3819782), (220, 1909891), (503, 835340), (1006, 417670), (2012, 208835), (2515, 167068), (3797, 110660), (5030, 83534), (5533, 75940), (7594, 55330), (10060, 41767), (11066, 37970), (15188, 27665), (18985, 22132)]