2165980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2927}}^1$

素因数の和:2973

約数の個数: 24

約数和(自身を含む): 4673088

約数和(自身を除く): 2507108

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 2927, 5854, 11708, 14635, 29270, 58540, 108299, 216598, 433196, 541495, 1082990, 2165980]

約数ペア:

[(1, 2165980), (2, 1082990), (4, 541495), (5, 433196), (10, 216598), (20, 108299), (37, 58540), (74, 29270), (148, 14635), (185, 11708), (370, 5854), (740, 2927)]