12220380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67891}}^1$

素因数の和:67906

約数の個数: 36

約数和(自身を含む): 37069032

約数和(自身を除く): 24848652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 67891, 135782, 203673, 271564, 339455, 407346, 611019, 678910, 814692, 1018365, 1222038, 1357820, 2036730, 2444076, 3055095, 4073460, 6110190, 12220380]

約数ペア:

[(1, 12220380), (2, 6110190), (3, 4073460), (4, 3055095), (5, 2444076), (6, 2036730), (9, 1357820), (10, 1222038), (12, 1018365), (15, 814692), (18, 678910), (20, 611019), (30, 407346), (36, 339455), (45, 271564), (60, 203673), (90, 135782), (180, 67891)]