202392920

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{6163}}^1$

素因数の和:6995

約数の個数: 32

約数和(自身を含む): 456012720

約数和(自身を除く): 253619800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 3284, 4105, 6163, 6568, 8210, 12326, 16420, 24652, 30815, 32840, 49304, 61630, 123260, 246520, 5059823, 10119646, 20239292, 25299115, 40478584, 50598230, 101196460, 202392920]

約数ペア:

[(1, 202392920), (2, 101196460), (4, 50598230), (5, 40478584), (8, 25299115), (10, 20239292), (20, 10119646), (40, 5059823), (821, 246520), (1642, 123260), (3284, 61630), (4105, 49304), (6163, 32840), (6568, 30815), (8210, 24652), (12326, 16420)]