4571380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1889}}^1$

素因数の和:1920

約数の個数: 36

約数和(自身を含む): 10557540

約数和(自身を除く): 5986160

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1889, 2420, 3778, 7556, 9445, 18890, 20779, 37780, 41558, 83116, 103895, 207790, 228569, 415580, 457138, 914276, 1142845, 2285690, 4571380]

約数ペア:

[(1, 4571380), (2, 2285690), (4, 1142845), (5, 914276), (10, 457138), (11, 415580), (20, 228569), (22, 207790), (44, 103895), (55, 83116), (110, 41558), (121, 37780), (220, 20779), (242, 18890), (484, 9445), (605, 7556), (1210, 3778), (1889, 2420)]