20106135980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143615257}}^1$

素因数の和:143615273

約数の個数: 24

約数和(自身を含む): 48254726688

約数和(自身を除く): 28148590708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143615257, 287230514, 574461028, 718076285, 1005306799, 1436152570, 2010613598, 2872305140, 4021227196, 5026533995, 10053067990, 20106135980]

約数ペア:

[(1, 20106135980), (2, 10053067990), (4, 5026533995), (5, 4021227196), (7, 2872305140), (10, 2010613598), (14, 1436152570), (20, 1005306799), (28, 718076285), (35, 574461028), (70, 287230514), (140, 143615257)]