1245542405

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{20143}}^1$

素因数の和:20380

約数の個数: 16

約数和(自身を含む): 1522886400

約数和(自身を除く): 277343995

約数列:

[1, 5, 83, 149, 415, 745, 12367, 20143, 61835, 100715, 1671869, 3001307, 8359345, 15006535, 249108481, 1245542405]

約数ペア:

[(1, 1245542405), (5, 249108481), (83, 15006535), (149, 8359345), (415, 3001307), (745, 1671869), (12367, 100715), (20143, 61835)]