55186640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36307}}^1$

素因数の和:36339

約数の個数: 40

約数和(自身を含む): 135065760

約数和(自身を除く): 79879120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 36307, 72614, 145228, 181535, 290456, 363070, 580912, 689833, 726140, 1379666, 1452280, 2759332, 2904560, 3449165, 5518664, 6898330, 11037328, 13796660, 27593320, 55186640]

約数ペア:

[(1, 55186640), (2, 27593320), (4, 13796660), (5, 11037328), (8, 6898330), (10, 5518664), (16, 3449165), (19, 2904560), (20, 2759332), (38, 1452280), (40, 1379666), (76, 726140), (80, 689833), (95, 580912), (152, 363070), (190, 290456), (304, 181535), (380, 145228), (760, 72614), (1520, 36307)]