20160863120

素因数分解:

$2^4\times 5^1\times {\mathrm{252010789}}^1$

素因数の和:252010802

約数の個数: 20

約数和(自身を含む): 46874006940

約数和(自身を除く): 26713143820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252010789, 504021578, 1008043156, 1260053945, 2016086312, 2520107890, 4032172624, 5040215780, 10080431560, 20160863120]

約数ペア:

[(1, 20160863120), (2, 10080431560), (4, 5040215780), (5, 4032172624), (8, 2520107890), (10, 2016086312), (16, 1260053945), (20, 1008043156), (40, 504021578), (80, 252010789)]