2808045160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{22279}}^1$

素因数の和:22450

約数の個数: 64

約数和(自身を含む): 6641222400

約数和(自身を除く): 3833177240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 685, 920, 1096, 1370, 2740, 3151, 5480, 6302, 12604, 15755, 22279, 25208, 31510, 44558, 63020, 89116, 111395, 126040, 178232, 222790, 445580, 512417, 891160, 1024834, 2049668, 2562085, 3052223, 4099336, 5124170, 6104446, 10248340, 12208892, 15261115, 20496680, 24417784, 30522230, 61044460, 70201129, 122088920, 140402258, 280804516, 351005645, 561609032, 702011290, 1404022580, 2808045160]

約数ペア:

[(1, 2808045160), (2, 1404022580), (4, 702011290), (5, 561609032), (8, 351005645), (10, 280804516), (20, 140402258), (23, 122088920), (40, 70201129), (46, 61044460), (92, 30522230), (115, 24417784), (137, 20496680), (184, 15261115), (230, 12208892), (274, 10248340), (460, 6104446), (548, 5124170), (685, 4099336), (920, 3052223), (1096, 2562085), (1370, 2049668), (2740, 1024834), (3151, 891160), (5480, 512417), (6302, 445580), (12604, 222790), (15755, 178232), (22279, 126040), (25208, 111395), (31510, 89116), (44558, 63020)]