11161840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 60

約数和(自身を含む): 26920152

約数和(自身を除く): 15758312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 328, 332, 410, 415, 656, 664, 820, 830, 1328, 1640, 1660, 1681, 3280, 3320, 3362, 3403, 6640, 6724, 6806, 8405, 13448, 13612, 16810, 17015, 26896, 27224, 33620, 34030, 54448, 67240, 68060, 134480, 136120, 139523, 272240, 279046, 558092, 697615, 1116184, 1395230, 2232368, 2790460, 5580920, 11161840]

約数ペア:

[(1, 11161840), (2, 5580920), (4, 2790460), (5, 2232368), (8, 1395230), (10, 1116184), (16, 697615), (20, 558092), (40, 279046), (41, 272240), (80, 139523), (82, 136120), (83, 134480), (164, 68060), (166, 67240), (205, 54448), (328, 34030), (332, 33620), (410, 27224), (415, 26896), (656, 17015), (664, 16810), (820, 13612), (830, 13448), (1328, 8405), (1640, 6806), (1660, 6724), (1681, 6640), (3280, 3403), (3320, 3362)]