26593820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 61538400

約数和(自身を除く): 34944580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1109, 1199, 2180, 2218, 2398, 4436, 4796, 5545, 5995, 11090, 11990, 12199, 22180, 23980, 24398, 48796, 60995, 120881, 121990, 241762, 243980, 483524, 604405, 1208810, 1329691, 2417620, 2659382, 5318764, 6648455, 13296910, 26593820]

約数ペア:

[(1, 26593820), (2, 13296910), (4, 6648455), (5, 5318764), (10, 2659382), (11, 2417620), (20, 1329691), (22, 1208810), (44, 604405), (55, 483524), (109, 243980), (110, 241762), (218, 121990), (220, 120881), (436, 60995), (545, 48796), (1090, 24398), (1109, 23980), (1199, 22180), (2180, 12199), (2218, 11990), (2398, 11090), (4436, 5995), (4796, 5545)]