1994403760

素因数分解:

$2^4\times 5^1\times {\mathrm{24930047}}^1$

素因数の和:24930060

約数の個数: 20

約数和(自身を含む): 4636988928

約数和(自身を除く): 2642585168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24930047, 49860094, 99720188, 124650235, 199440376, 249300470, 398880752, 498600940, 997201880, 1994403760]

約数ペア:

[(1, 1994403760), (2, 997201880), (4, 498600940), (5, 398880752), (8, 249300470), (10, 199440376), (16, 124650235), (20, 99720188), (40, 49860094), (80, 24930047)]