12801580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58189}}^1$

素因数の和:58209

約数の個数: 24

約数和(自身を含む): 29327760

約数和(自身を除く): 16526180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 58189, 116378, 232756, 290945, 581890, 640079, 1163780, 1280158, 2560316, 3200395, 6400790, 12801580]

約数ペア:

[(1, 12801580), (2, 6400790), (4, 3200395), (5, 2560316), (10, 1280158), (11, 1163780), (20, 640079), (22, 581890), (44, 290945), (55, 232756), (110, 116378), (220, 58189)]