1370980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5273}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 3101112

約数和(自身を除く): 1730132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5273, 10546, 21092, 26365, 52730, 68549, 105460, 137098, 274196, 342745, 685490, 1370980]

約数ペア:

[(1, 1370980), (2, 685490), (4, 342745), (5, 274196), (10, 137098), (13, 105460), (20, 68549), (26, 52730), (52, 26365), (65, 21092), (130, 10546), (260, 5273)]