28676560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32587}}^1$

素因数の和:32611

約数の個数: 40

約数和(自身を含む): 72736416

約数和(自身を除く): 44059856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32587, 65174, 130348, 162935, 260696, 325870, 358457, 521392, 651740, 716914, 1303480, 1433828, 1792285, 2606960, 2867656, 3584570, 5735312, 7169140, 14338280, 28676560]

約数ペア:

[(1, 28676560), (2, 14338280), (4, 7169140), (5, 5735312), (8, 3584570), (10, 2867656), (11, 2606960), (16, 1792285), (20, 1433828), (22, 1303480), (40, 716914), (44, 651740), (55, 521392), (80, 358457), (88, 325870), (110, 260696), (176, 162935), (220, 130348), (440, 65174), (880, 32587)]