4180360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 9639000

約数和(自身を除く): 5458640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2549, 5098, 10196, 12745, 20392, 25490, 50980, 101960, 104509, 209018, 418036, 522545, 836072, 1045090, 2090180, 4180360]

約数ペア:

[(1, 4180360), (2, 2090180), (4, 1045090), (5, 836072), (8, 522545), (10, 418036), (20, 209018), (40, 104509), (41, 101960), (82, 50980), (164, 25490), (205, 20392), (328, 12745), (410, 10196), (820, 5098), (1640, 2549)]