15005720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10139}}^1$

素因数の和:10187

約数の個数: 32

約数和(自身を含む): 34678800

約数和(自身を除く): 19673080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 10139, 20278, 40556, 50695, 81112, 101390, 202780, 375143, 405560, 750286, 1500572, 1875715, 3001144, 3751430, 7502860, 15005720]

約数ペア:

[(1, 15005720), (2, 7502860), (4, 3751430), (5, 3001144), (8, 1875715), (10, 1500572), (20, 750286), (37, 405560), (40, 375143), (74, 202780), (148, 101390), (185, 81112), (296, 50695), (370, 40556), (740, 20278), (1480, 10139)]