27938890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13763}}^1$

素因数の和:13806

約数の個数: 32

約数和(自身を含む): 59460480

約数和(自身を除く): 31521590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 13763, 27526, 68815, 96341, 137630, 192682, 399127, 481705, 798254, 963410, 1995635, 2793889, 3991270, 5587778, 13969445, 27938890]

約数ペア:

[(1, 27938890), (2, 13969445), (5, 5587778), (7, 3991270), (10, 2793889), (14, 1995635), (29, 963410), (35, 798254), (58, 481705), (70, 399127), (145, 192682), (203, 137630), (290, 96341), (406, 68815), (1015, 27526), (2030, 13763)]