7285720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14011}}^1$

素因数の和:14035

約数の個数: 32

約数和(自身を含む): 17655120

約数和(自身を除く): 10369400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 14011, 28022, 56044, 70055, 112088, 140110, 182143, 280220, 364286, 560440, 728572, 910715, 1457144, 1821430, 3642860, 7285720]

約数ペア:

[(1, 7285720), (2, 3642860), (4, 1821430), (5, 1457144), (8, 910715), (10, 728572), (13, 560440), (20, 364286), (26, 280220), (40, 182143), (52, 140110), (65, 112088), (104, 70055), (130, 56044), (260, 28022), (520, 14011)]