2720980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3677}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 5870088

約数和(自身を除く): 3149108

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3677, 7354, 14708, 18385, 36770, 73540, 136049, 272098, 544196, 680245, 1360490, 2720980]

約数ペア:

[(1, 2720980), (2, 1360490), (4, 680245), (5, 544196), (10, 272098), (20, 136049), (37, 73540), (74, 36770), (148, 18385), (185, 14708), (370, 7354), (740, 3677)]