2231780

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{739}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 4724160

約数和(自身を除く): 2492380

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 739, 755, 1478, 1510, 2956, 3020, 3695, 7390, 14780, 111589, 223178, 446356, 557945, 1115890, 2231780]

約数ペア:

[(1, 2231780), (2, 1115890), (4, 557945), (5, 446356), (10, 223178), (20, 111589), (151, 14780), (302, 7390), (604, 3695), (739, 3020), (755, 2956), (1478, 1510)]