2613820

素因数分解:

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

素因数の和:238

約数の個数: 36

約数和(自身を含む): 6043464

約数和(自身を除く): 3429644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11881, 11990, 23762, 23980, 47524, 59405, 118810, 130691, 237620, 261382, 522764, 653455, 1306910, 2613820]

約数ペア:

[(1, 2613820), (2, 1306910), (4, 653455), (5, 522764), (10, 261382), (11, 237620), (20, 130691), (22, 118810), (44, 59405), (55, 47524), (109, 23980), (110, 23762), (218, 11990), (220, 11881), (436, 5995), (545, 4796), (1090, 2398), (1199, 2180)]