2090000040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{49339}}^1$

素因数の和:49706

約数の個数: 64

約数和(自身を含む): 6287889600

約数和(自身を除く): 4197889560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 353, 706, 1059, 1412, 1765, 2118, 2824, 3530, 4236, 5295, 7060, 8472, 10590, 14120, 21180, 42360, 49339, 98678, 148017, 197356, 246695, 296034, 394712, 493390, 592068, 740085, 986780, 1184136, 1480170, 1973560, 2960340, 5920680, 17416667, 34833334, 52250001, 69666668, 87083335, 104500002, 139333336, 174166670, 209000004, 261250005, 348333340, 418000008, 522500010, 696666680, 1045000020, 2090000040]

約数ペア:

[(1, 2090000040), (2, 1045000020), (3, 696666680), (4, 522500010), (5, 418000008), (6, 348333340), (8, 261250005), (10, 209000004), (12, 174166670), (15, 139333336), (20, 104500002), (24, 87083335), (30, 69666668), (40, 52250001), (60, 34833334), (120, 17416667), (353, 5920680), (706, 2960340), (1059, 1973560), (1412, 1480170), (1765, 1184136), (2118, 986780), (2824, 740085), (3530, 592068), (4236, 493390), (5295, 394712), (7060, 296034), (8472, 246695), (10590, 197356), (14120, 148017), (21180, 98678), (42360, 49339)]