202181080

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{33923}}^1$

素因数の和:34083

約数の個数: 32

約数和(自身を含む): 457974000

約数和(自身を除く): 255792920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 33923, 67846, 135692, 169615, 271384, 339230, 678460, 1356920, 5054527, 10109054, 20218108, 25272635, 40436216, 50545270, 101090540, 202181080]

約数ペア:

[(1, 202181080), (2, 101090540), (4, 50545270), (5, 40436216), (8, 25272635), (10, 20218108), (20, 10109054), (40, 5054527), (149, 1356920), (298, 678460), (596, 339230), (745, 271384), (1192, 169615), (1490, 135692), (2980, 67846), (5960, 33923)]