2790460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 6078744

約数和(自身を除く): 3288284

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 820, 830, 1660, 1681, 3362, 3403, 6724, 6806, 8405, 13612, 16810, 17015, 33620, 34030, 68060, 139523, 279046, 558092, 697615, 1395230, 2790460]

約数ペア:

[(1, 2790460), (2, 1395230), (4, 697615), (5, 558092), (10, 279046), (20, 139523), (41, 68060), (82, 34030), (83, 33620), (164, 17015), (166, 16810), (205, 13612), (332, 8405), (410, 6806), (415, 6724), (820, 3403), (830, 3362), (1660, 1681)]