25740440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3120

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 40787560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3079, 4180, 6158, 8360, 12316, 15395, 24632, 30790, 33869, 58501, 61580, 67738, 117002, 123160, 135476, 169345, 234004, 270952, 292505, 338690, 468008, 585010, 643511, 677380, 1170020, 1287022, 1354760, 2340040, 2574044, 3217555, 5148088, 6435110, 12870220, 25740440]

約数ペア:

[(1, 25740440), (2, 12870220), (4, 6435110), (5, 5148088), (8, 3217555), (10, 2574044), (11, 2340040), (19, 1354760), (20, 1287022), (22, 1170020), (38, 677380), (40, 643511), (44, 585010), (55, 468008), (76, 338690), (88, 292505), (95, 270952), (110, 234004), (152, 169345), (190, 135476), (209, 123160), (220, 117002), (380, 67738), (418, 61580), (440, 58501), (760, 33869), (836, 30790), (1045, 24632), (1672, 15395), (2090, 12316), (3079, 8360), (4180, 6158)]