2178050

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{127}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 4761600

約数和(自身を除く): 2583550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 127, 175, 245, 254, 343, 350, 490, 635, 686, 889, 1225, 1270, 1715, 1778, 2450, 3175, 3430, 4445, 6223, 6350, 8575, 8890, 12446, 17150, 22225, 31115, 43561, 44450, 62230, 87122, 155575, 217805, 311150, 435610, 1089025, 2178050]

約数ペア:

[(1, 2178050), (2, 1089025), (5, 435610), (7, 311150), (10, 217805), (14, 155575), (25, 87122), (35, 62230), (49, 44450), (50, 43561), (70, 31115), (98, 22225), (127, 17150), (175, 12446), (245, 8890), (254, 8575), (343, 6350), (350, 6223), (490, 4445), (635, 3430), (686, 3175), (889, 2450), (1225, 1778), (1270, 1715)]