28612760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65029}}^1$

素因数の和:65051

約数の個数: 32

約数和(自身を含む): 70232400

約数和(自身を除く): 41619640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 65029, 130058, 260116, 325145, 520232, 650290, 715319, 1300580, 1430638, 2601160, 2861276, 3576595, 5722552, 7153190, 14306380, 28612760]

約数ペア:

[(1, 28612760), (2, 14306380), (4, 7153190), (5, 5722552), (8, 3576595), (10, 2861276), (11, 2601160), (20, 1430638), (22, 1300580), (40, 715319), (44, 650290), (55, 520232), (88, 325145), (110, 260116), (220, 130058), (440, 65029)]