90038360

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 207424800

約数和(自身を除く): 117386440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 109, 193, 214, 218, 386, 428, 436, 535, 545, 772, 856, 872, 965, 1070, 1090, 1544, 1930, 2140, 2180, 3860, 4280, 4360, 7720, 11663, 20651, 21037, 23326, 41302, 42074, 46652, 58315, 82604, 84148, 93304, 103255, 105185, 116630, 165208, 168296, 206510, 210370, 233260, 413020, 420740, 466520, 826040, 841480, 2250959, 4501918, 9003836, 11254795, 18007672, 22509590, 45019180, 90038360]

約数ペア:

[(1, 90038360), (2, 45019180), (4, 22509590), (5, 18007672), (8, 11254795), (10, 9003836), (20, 4501918), (40, 2250959), (107, 841480), (109, 826040), (193, 466520), (214, 420740), (218, 413020), (386, 233260), (428, 210370), (436, 206510), (535, 168296), (545, 165208), (772, 116630), (856, 105185), (872, 103255), (965, 93304), (1070, 84148), (1090, 82604), (1544, 58315), (1930, 46652), (2140, 42074), (2180, 41302), (3860, 23326), (4280, 21037), (4360, 20651), (7720, 11663)]