28610480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8317}}^1$

素因数の和:8373

約数の個数: 40

約数和(自身を含む): 68074512

約数和(自身を除く): 39464032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8317, 16634, 33268, 41585, 66536, 83170, 133072, 166340, 332680, 357631, 665360, 715262, 1430524, 1788155, 2861048, 3576310, 5722096, 7152620, 14305240, 28610480]

約数ペア:

[(1, 28610480), (2, 14305240), (4, 7152620), (5, 5722096), (8, 3576310), (10, 2861048), (16, 1788155), (20, 1430524), (40, 715262), (43, 665360), (80, 357631), (86, 332680), (172, 166340), (215, 133072), (344, 83170), (430, 66536), (688, 41585), (860, 33268), (1720, 16634), (3440, 8317)]