1001960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 2318760

約数和(自身を除く): 1316800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 677, 740, 1354, 1480, 2708, 3385, 5416, 6770, 13540, 25049, 27080, 50098, 100196, 125245, 200392, 250490, 500980, 1001960]

約数ペア:

[(1, 1001960), (2, 500980), (4, 250490), (5, 200392), (8, 125245), (10, 100196), (20, 50098), (37, 27080), (40, 25049), (74, 13540), (148, 6770), (185, 5416), (296, 3385), (370, 2708), (677, 1480), (740, 1354)]