202289680

素因数分解:

$2^4\times 5^1\times {\mathrm{2528621}}^1$

素因数の和:2528634

約数の個数: 20

約数和(自身を含む): 470323692

約数和(自身を除く): 268034012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2528621, 5057242, 10114484, 12643105, 20228968, 25286210, 40457936, 50572420, 101144840, 202289680]

約数ペア:

[(1, 202289680), (2, 101144840), (4, 50572420), (5, 40457936), (8, 25286210), (10, 20228968), (16, 12643105), (20, 10114484), (40, 5057242), (80, 2528621)]