1837520

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 4333056

約数和(自身を除く): 2495536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 223, 412, 446, 515, 824, 892, 1030, 1115, 1648, 1784, 2060, 2230, 3568, 4120, 4460, 8240, 8920, 17840, 22969, 45938, 91876, 114845, 183752, 229690, 367504, 459380, 918760, 1837520]

約数ペア:

[(1, 1837520), (2, 918760), (4, 459380), (5, 367504), (8, 229690), (10, 183752), (16, 114845), (20, 91876), (40, 45938), (80, 22969), (103, 17840), (206, 8920), (223, 8240), (412, 4460), (446, 4120), (515, 3568), (824, 2230), (892, 2060), (1030, 1784), (1115, 1648)]