1600120

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 3643200

約数和(自身を除く): 2043080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 367, 436, 545, 734, 872, 1090, 1468, 1835, 2180, 2936, 3670, 4360, 7340, 14680, 40003, 80006, 160012, 200015, 320024, 400030, 800060, 1600120]

約数ペア:

[(1, 1600120), (2, 800060), (4, 400030), (5, 320024), (8, 200015), (10, 160012), (20, 80006), (40, 40003), (109, 14680), (218, 7340), (367, 4360), (436, 3670), (545, 2936), (734, 2180), (872, 1835), (1090, 1468)]