707720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 1716120

約数和(自身を除く): 1008400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1361, 2722, 5444, 6805, 10888, 13610, 17693, 27220, 35386, 54440, 70772, 88465, 141544, 176930, 353860, 707720]

約数ペア:

[(1, 707720), (2, 353860), (4, 176930), (5, 141544), (8, 88465), (10, 70772), (13, 54440), (20, 35386), (26, 27220), (40, 17693), (52, 13610), (65, 10888), (104, 6805), (130, 5444), (260, 2722), (520, 1361)]