2047020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 5802720

約数和(自身を除く): 3755700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 313, 327, 436, 545, 626, 654, 939, 1090, 1252, 1308, 1565, 1635, 1878, 2180, 3130, 3270, 3756, 4695, 6260, 6540, 9390, 18780, 34117, 68234, 102351, 136468, 170585, 204702, 341170, 409404, 511755, 682340, 1023510, 2047020]

約数ペア:

[(1, 2047020), (2, 1023510), (3, 682340), (4, 511755), (5, 409404), (6, 341170), (10, 204702), (12, 170585), (15, 136468), (20, 102351), (30, 68234), (60, 34117), (109, 18780), (218, 9390), (313, 6540), (327, 6260), (436, 4695), (545, 3756), (626, 3270), (654, 3130), (939, 2180), (1090, 1878), (1252, 1635), (1308, 1565)]