27738680

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6481}}^1$

素因数の和:6599

約数の個数: 32

約数和(自身を含む): 63005040

約数和(自身を除く): 35266360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 6481, 12962, 25924, 32405, 51848, 64810, 129620, 259240, 693467, 1386934, 2773868, 3467335, 5547736, 6934670, 13869340, 27738680]

約数ペア:

[(1, 27738680), (2, 13869340), (4, 6934670), (5, 5547736), (8, 3467335), (10, 2773868), (20, 1386934), (40, 693467), (107, 259240), (214, 129620), (428, 64810), (535, 51848), (856, 32405), (1070, 25924), (2140, 12962), (4280, 6481)]