323218940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{8117}}^1$

素因数の和:8318

約数の個数: 48

約数和(自身を含む): 744647904

約数和(自身を除く): 421428964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3982, 7964, 8117, 9955, 16234, 19910, 32468, 39820, 40585, 81170, 89287, 162340, 178574, 357148, 446435, 892870, 1469177, 1785740, 2938354, 5876708, 7345885, 14691770, 16160947, 29383540, 32321894, 64643788, 80804735, 161609470, 323218940]

約数ペア:

[(1, 323218940), (2, 161609470), (4, 80804735), (5, 64643788), (10, 32321894), (11, 29383540), (20, 16160947), (22, 14691770), (44, 7345885), (55, 5876708), (110, 2938354), (181, 1785740), (220, 1469177), (362, 892870), (724, 446435), (905, 357148), (1810, 178574), (1991, 162340), (3620, 89287), (3982, 81170), (7964, 40585), (8117, 39820), (9955, 32468), (16234, 19910)]