1283480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2917}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 3151440

約数和(自身を除く): 1867960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2917, 5834, 11668, 14585, 23336, 29170, 32087, 58340, 64174, 116680, 128348, 160435, 256696, 320870, 641740, 1283480]

約数ペア:

[(1, 1283480), (2, 641740), (4, 320870), (5, 256696), (8, 160435), (10, 128348), (11, 116680), (20, 64174), (22, 58340), (40, 32087), (44, 29170), (55, 23336), (88, 14585), (110, 11668), (220, 5834), (440, 2917)]