29207320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16981}}^1$

素因数の和:17035

約数の個数: 32

約数和(自身を含む): 67248720

約数和(自身を除く): 38041400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 16981, 33962, 67924, 84905, 135848, 169810, 339620, 679240, 730183, 1460366, 2920732, 3650915, 5841464, 7301830, 14603660, 29207320]

約数ペア:

[(1, 29207320), (2, 14603660), (4, 7301830), (5, 5841464), (8, 3650915), (10, 2920732), (20, 1460366), (40, 730183), (43, 679240), (86, 339620), (172, 169810), (215, 135848), (344, 84905), (430, 67924), (860, 33962), (1720, 16981)]