15597040

素因数分解:

$2^4\times 5^1\times {\mathrm{194963}}^1$

素因数の和:194976

約数の個数: 20

約数和(自身を含む): 36263304

約数和(自身を除く): 20666264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 194963, 389926, 779852, 974815, 1559704, 1949630, 3119408, 3899260, 7798520, 15597040]

約数ペア:

[(1, 15597040), (2, 7798520), (4, 3899260), (5, 3119408), (8, 1949630), (10, 1559704), (16, 974815), (20, 779852), (40, 389926), (80, 194963)]