19588040

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1951}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 44271360

約数和(自身を除く): 24683320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 1951, 2008, 2510, 3902, 5020, 7804, 9755, 10040, 15608, 19510, 39020, 78040, 489701, 979402, 1958804, 2448505, 3917608, 4897010, 9794020, 19588040]

約数ペア:

[(1, 19588040), (2, 9794020), (4, 4897010), (5, 3917608), (8, 2448505), (10, 1958804), (20, 979402), (40, 489701), (251, 78040), (502, 39020), (1004, 19510), (1255, 15608), (1951, 10040), (2008, 9755), (2510, 7804), (3902, 5020)]