8049680

素因数分解:

$2^4\times 5^1\times {\mathrm{100621}}^1$

素因数の和:100634

約数の個数: 20

約数和(自身を含む): 18715692

約数和(自身を除く): 10666012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100621, 201242, 402484, 503105, 804968, 1006210, 1609936, 2012420, 4024840, 8049680]

約数ペア:

[(1, 8049680), (2, 4024840), (4, 2012420), (5, 1609936), (8, 1006210), (10, 804968), (16, 503105), (20, 402484), (40, 201242), (80, 100621)]