7989880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10513}}^1$

素因数の和:10543

約数の個数: 32

約数和(自身を含む): 18925200

約数和(自身を除く): 10935320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10513, 21026, 42052, 52565, 84104, 105130, 199747, 210260, 399494, 420520, 798988, 998735, 1597976, 1997470, 3994940, 7989880]

約数ペア:

[(1, 7989880), (2, 3994940), (4, 1997470), (5, 1597976), (8, 998735), (10, 798988), (19, 420520), (20, 399494), (38, 210260), (40, 199747), (76, 105130), (95, 84104), (152, 52565), (190, 42052), (380, 21026), (760, 10513)]