16390740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6408

約数の個数: 48

約数和(自身を含む): 46968768

約数和(自身を除く): 30578028

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, 6353, 12706, 19059, 25412, 31765, 38118, 63530, 76236, 95295, 127060, 190590, 273179, 381180, 546358, 819537, 1092716, 1365895, 1639074, 2731790, 3278148, 4097685, 5463580, 8195370, 16390740]

約数ペア:

[(1, 16390740), (2, 8195370), (3, 5463580), (4, 4097685), (5, 3278148), (6, 2731790), (10, 1639074), (12, 1365895), (15, 1092716), (20, 819537), (30, 546358), (43, 381180), (60, 273179), (86, 190590), (129, 127060), (172, 95295), (215, 76236), (258, 63530), (430, 38118), (516, 31765), (645, 25412), (860, 19059), (1290, 12706), (2580, 6353)]