840956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 1587600

約数和(自身を除く): 746644

約数列:

[1, 2, 4, 17, 34, 68, 83, 149, 166, 298, 332, 596, 1411, 2533, 2822, 5066, 5644, 10132, 12367, 24734, 49468, 210239, 420478, 840956]

約数ペア:

[(1, 840956), (2, 420478), (4, 210239), (17, 49468), (34, 24734), (68, 12367), (83, 10132), (149, 5644), (166, 5066), (298, 2822), (332, 2533), (596, 1411)]