2887120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 6785280

約数和(自身を除く): 3898160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 239, 302, 478, 604, 755, 956, 1195, 1208, 1510, 1912, 2390, 2416, 3020, 3824, 4780, 6040, 9560, 12080, 19120, 36089, 72178, 144356, 180445, 288712, 360890, 577424, 721780, 1443560, 2887120]

約数ペア:

[(1, 2887120), (2, 1443560), (4, 721780), (5, 577424), (8, 360890), (10, 288712), (16, 180445), (20, 144356), (40, 72178), (80, 36089), (151, 19120), (239, 12080), (302, 9560), (478, 6040), (604, 4780), (755, 3824), (956, 3020), (1195, 2416), (1208, 2390), (1510, 1912)]