1518964420

素因数分解:

$2^2\times 5^1\times {\mathrm{3701}}^1\times {\mathrm{20521}}^1$

素因数の和:24231

約数の個数: 24

約数和(自身を含む): 3190842648

約数和(自身を除く): 1671878228

約数列:

[1, 2, 4, 5, 10, 20, 3701, 7402, 14804, 18505, 20521, 37010, 41042, 74020, 82084, 102605, 205210, 410420, 75948221, 151896442, 303792884, 379741105, 759482210, 1518964420]

約数ペア:

[(1, 1518964420), (2, 759482210), (4, 379741105), (5, 303792884), (10, 151896442), (20, 75948221), (3701, 410420), (7402, 205210), (14804, 102605), (18505, 82084), (20521, 74020), (37010, 41042)]