30697960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10513}}^1$

素因数の和:10597

約数の個数: 32

約数和(自身を含む): 70023240

約数和(自身を除く): 39325280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 10513, 21026, 42052, 52565, 84104, 105130, 210260, 420520, 767449, 1534898, 3069796, 3837245, 6139592, 7674490, 15348980, 30697960]

約数ペア:

[(1, 30697960), (2, 15348980), (4, 7674490), (5, 6139592), (8, 3837245), (10, 3069796), (20, 1534898), (40, 767449), (73, 420520), (146, 210260), (292, 105130), (365, 84104), (584, 52565), (730, 42052), (1460, 21026), (2920, 10513)]