2016402800

素因数分解:

$2^4\times 5^2\times {\mathrm{5041007}}^1$

素因数の和:5041025

約数の個数: 30

約数和(自身を含む): 4844408688

約数和(自身を除く): 2828005888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5041007, 10082014, 20164028, 25205035, 40328056, 50410070, 80656112, 100820140, 126025175, 201640280, 252050350, 403280560, 504100700, 1008201400, 2016402800]

約数ペア:

[(1, 2016402800), (2, 1008201400), (4, 504100700), (5, 403280560), (8, 252050350), (10, 201640280), (16, 126025175), (20, 100820140), (25, 80656112), (40, 50410070), (50, 40328056), (80, 25205035), (100, 20164028), (200, 10082014), (400, 5041007)]