17283740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 38164224

約数和(自身を除く): 20880484

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 457, 610, 620, 914, 1220, 1828, 1891, 2285, 3782, 4570, 7564, 9140, 9455, 14167, 18910, 27877, 28334, 37820, 55754, 56668, 70835, 111508, 139385, 141670, 278770, 283340, 557540, 864187, 1728374, 3456748, 4320935, 8641870, 17283740]

約数ペア:

[(1, 17283740), (2, 8641870), (4, 4320935), (5, 3456748), (10, 1728374), (20, 864187), (31, 557540), (61, 283340), (62, 278770), (122, 141670), (124, 139385), (155, 111508), (244, 70835), (305, 56668), (310, 55754), (457, 37820), (610, 28334), (620, 27877), (914, 18910), (1220, 14167), (1828, 9455), (1891, 9140), (2285, 7564), (3782, 4570)]