11142220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3739}}^1$

素因数の和:3897

約数の個数: 24

約数和(自身を含む): 23562000

約数和(自身を除く): 12419780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 3739, 7478, 14956, 18695, 37390, 74780, 557111, 1114222, 2228444, 2785555, 5571110, 11142220]

約数ペア:

[(1, 11142220), (2, 5571110), (4, 2785555), (5, 2228444), (10, 1114222), (20, 557111), (149, 74780), (298, 37390), (596, 18695), (745, 14956), (1490, 7478), (2980, 3739)]