201654580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{99829}}^1$

素因数の和:99939

約数の個数: 24

約数和(自身を含む): 427671720

約数和(自身を除く): 226017140

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 99829, 199658, 399316, 499145, 998290, 1996580, 10082729, 20165458, 40330916, 50413645, 100827290, 201654580]

約数ペア:

[(1, 201654580), (2, 100827290), (4, 50413645), (5, 40330916), (10, 20165458), (20, 10082729), (101, 1996580), (202, 998290), (404, 499145), (505, 399316), (1010, 199658), (2020, 99829)]