20020992010

素因数分解:

$2^1\times 5^1\times {\mathrm{4397}}^1\times {\mathrm{455333}}^1$

素因数の和:459737

約数の個数: 16

約数和(自身を含む): 36046060776

約数和(自身を除く): 16025068766

約数列:

[1, 2, 5, 10, 4397, 8794, 21985, 43970, 455333, 910666, 2276665, 4553330, 2002099201, 4004198402, 10010496005, 20020992010]

約数ペア:

[(1, 20020992010), (2, 10010496005), (5, 4004198402), (10, 2002099201), (4397, 4553330), (8794, 2276665), (21985, 910666), (43970, 455333)]