16581660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6427}}^1$

素因数の和:6482

約数の個数: 48

約数和(自身を含む): 47515776

約数和(自身を除く): 30934116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 6427, 12854, 19281, 25708, 32135, 38562, 64270, 77124, 96405, 128540, 192810, 276361, 385620, 552722, 829083, 1105444, 1381805, 1658166, 2763610, 3316332, 4145415, 5527220, 8290830, 16581660]

約数ペア:

[(1, 16581660), (2, 8290830), (3, 5527220), (4, 4145415), (5, 3316332), (6, 2763610), (10, 1658166), (12, 1381805), (15, 1105444), (20, 829083), (30, 552722), (43, 385620), (60, 276361), (86, 192810), (129, 128540), (172, 96405), (215, 77124), (258, 64270), (430, 38562), (516, 32135), (645, 25708), (860, 19281), (1290, 12854), (2580, 6427)]