5580920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 13025880

約数和(自身を除く): 7444960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 83, 164, 166, 205, 328, 332, 410, 415, 664, 820, 830, 1640, 1660, 1681, 3320, 3362, 3403, 6724, 6806, 8405, 13448, 13612, 16810, 17015, 27224, 33620, 34030, 67240, 68060, 136120, 139523, 279046, 558092, 697615, 1116184, 1395230, 2790460, 5580920]

約数ペア:

[(1, 5580920), (2, 2790460), (4, 1395230), (5, 1116184), (8, 697615), (10, 558092), (20, 279046), (40, 139523), (41, 136120), (82, 68060), (83, 67240), (164, 34030), (166, 33620), (205, 27224), (328, 17015), (332, 16810), (410, 13612), (415, 13448), (664, 8405), (820, 6806), (830, 6724), (1640, 3403), (1660, 3362), (1681, 3320)]