1377760

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 3326400

約数和(自身を除く): 1948640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 109, 158, 160, 218, 316, 395, 436, 545, 632, 790, 872, 1090, 1264, 1580, 1744, 2180, 2528, 3160, 3488, 4360, 6320, 8611, 8720, 12640, 17222, 17440, 34444, 43055, 68888, 86110, 137776, 172220, 275552, 344440, 688880, 1377760]

約数ペア:

[(1, 1377760), (2, 688880), (4, 344440), (5, 275552), (8, 172220), (10, 137776), (16, 86110), (20, 68888), (32, 43055), (40, 34444), (79, 17440), (80, 17222), (109, 12640), (158, 8720), (160, 8611), (218, 6320), (316, 4360), (395, 3488), (436, 3160), (545, 2528), (632, 2180), (790, 1744), (872, 1580), (1090, 1264)]