1828640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1039}}^1$

素因数の和:1065

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2888800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1039, 1760, 2078, 4156, 5195, 8312, 10390, 11429, 16624, 20780, 22858, 33248, 41560, 45716, 57145, 83120, 91432, 114290, 166240, 182864, 228580, 365728, 457160, 914320, 1828640]

約数ペア:

[(1, 1828640), (2, 914320), (4, 457160), (5, 365728), (8, 228580), (10, 182864), (11, 166240), (16, 114290), (20, 91432), (22, 83120), (32, 57145), (40, 45716), (44, 41560), (55, 33248), (80, 22858), (88, 20780), (110, 16624), (160, 11429), (176, 10390), (220, 8312), (352, 5195), (440, 4156), (880, 2078), (1039, 1760)]