1917680

素因数分解:

$2^4\times 5^1\times {\mathrm{23971}}^1$

素因数の和:23984

約数の個数: 20

約数和(自身を含む): 4458792

約数和(自身を除く): 2541112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23971, 47942, 95884, 119855, 191768, 239710, 383536, 479420, 958840, 1917680]

約数ペア:

[(1, 1917680), (2, 958840), (4, 479420), (5, 383536), (8, 239710), (10, 191768), (16, 119855), (20, 95884), (40, 47942), (80, 23971)]