20180472005

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1\times {\mathrm{44029}}^1$

素因数の和:44201

約数の個数: 24

約数和(自身を含む): 25311085800

約数和(自身を除く): 5130613795

約数列:

[1, 5, 29, 109, 145, 545, 841, 3161, 4205, 15805, 44029, 91669, 220145, 458345, 1276841, 4799161, 6384205, 23995805, 37028389, 139175669, 185141945, 695878345, 4036094401, 20180472005]

約数ペア:

[(1, 20180472005), (5, 4036094401), (29, 695878345), (109, 185141945), (145, 139175669), (545, 37028389), (841, 23995805), (3161, 6384205), (4205, 4799161), (15805, 1276841), (44029, 458345), (91669, 220145)]