27038540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 58396800

約数和(自身を除く): 31358260

約数列:

[1, 2, 4, 5, 10, 20, 79, 109, 157, 158, 218, 314, 316, 395, 436, 545, 628, 785, 790, 1090, 1570, 1580, 2180, 3140, 8611, 12403, 17113, 17222, 24806, 34226, 34444, 43055, 49612, 62015, 68452, 85565, 86110, 124030, 171130, 172220, 248060, 342260, 1351927, 2703854, 5407708, 6759635, 13519270, 27038540]

約数ペア:

[(1, 27038540), (2, 13519270), (4, 6759635), (5, 5407708), (10, 2703854), (20, 1351927), (79, 342260), (109, 248060), (157, 172220), (158, 171130), (218, 124030), (314, 86110), (316, 85565), (395, 68452), (436, 62015), (545, 49612), (628, 43055), (785, 34444), (790, 34226), (1090, 24806), (1570, 17222), (1580, 17113), (2180, 12403), (3140, 8611)]