20093680

素因数分解:

$2^4\times 5^1\times {\mathrm{251171}}^1$

素因数の和:251184

約数の個数: 20

約数和(自身を含む): 46717992

約数和(自身を除く): 26624312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251171, 502342, 1004684, 1255855, 2009368, 2511710, 4018736, 5023420, 10046840, 20093680]

約数ペア:

[(1, 20093680), (2, 10046840), (4, 5023420), (5, 4018736), (8, 2511710), (10, 2009368), (16, 1255855), (20, 1004684), (40, 502342), (80, 251171)]