8913740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 21095424

約数和(自身を除く): 12181684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1307, 1364, 1705, 2614, 3410, 5228, 6535, 6820, 13070, 14377, 26140, 28754, 40517, 57508, 71885, 81034, 143770, 162068, 202585, 287540, 405170, 445687, 810340, 891374, 1782748, 2228435, 4456870, 8913740]

約数ペア:

[(1, 8913740), (2, 4456870), (4, 2228435), (5, 1782748), (10, 891374), (11, 810340), (20, 445687), (22, 405170), (31, 287540), (44, 202585), (55, 162068), (62, 143770), (110, 81034), (124, 71885), (155, 57508), (220, 40517), (310, 28754), (341, 26140), (620, 14377), (682, 13070), (1307, 6820), (1364, 6535), (1705, 5228), (2614, 3410)]