42370480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 102627360

約数和(自身を除く): 60256880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 109, 113, 172, 215, 218, 226, 344, 430, 436, 452, 545, 565, 688, 860, 872, 904, 1090, 1130, 1720, 1744, 1808, 2180, 2260, 3440, 4360, 4520, 4687, 4859, 8720, 9040, 9374, 9718, 12317, 18748, 19436, 23435, 24295, 24634, 37496, 38872, 46870, 48590, 49268, 61585, 74992, 77744, 93740, 97180, 98536, 123170, 187480, 194360, 197072, 246340, 374960, 388720, 492680, 529631, 985360, 1059262, 2118524, 2648155, 4237048, 5296310, 8474096, 10592620, 21185240, 42370480]

約数ペア:

[(1, 42370480), (2, 21185240), (4, 10592620), (5, 8474096), (8, 5296310), (10, 4237048), (16, 2648155), (20, 2118524), (40, 1059262), (43, 985360), (80, 529631), (86, 492680), (109, 388720), (113, 374960), (172, 246340), (215, 197072), (218, 194360), (226, 187480), (344, 123170), (430, 98536), (436, 97180), (452, 93740), (545, 77744), (565, 74992), (688, 61585), (860, 49268), (872, 48590), (904, 46870), (1090, 38872), (1130, 37496), (1720, 24634), (1744, 24295), (1808, 23435), (2180, 19436), (2260, 18748), (3440, 12317), (4360, 9718), (4520, 9374), (4687, 9040), (4859, 8720)]