5344820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 12322128

約数和(自身を除く): 6977308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 337, 610, 674, 793, 1220, 1348, 1586, 1685, 3172, 3370, 3965, 4381, 6740, 7930, 8762, 15860, 17524, 20557, 21905, 41114, 43810, 82228, 87620, 102785, 205570, 267241, 411140, 534482, 1068964, 1336205, 2672410, 5344820]

約数ペア:

[(1, 5344820), (2, 2672410), (4, 1336205), (5, 1068964), (10, 534482), (13, 411140), (20, 267241), (26, 205570), (52, 102785), (61, 87620), (65, 82228), (122, 43810), (130, 41114), (244, 21905), (260, 20557), (305, 17524), (337, 15860), (610, 8762), (674, 7930), (793, 6740), (1220, 4381), (1348, 3965), (1586, 3370), (1685, 3172)]