15683720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30161}}^1$

素因数の和:30185

約数の個数: 32

約数和(自身を含む): 38004120

約数和(自身を除く): 22320400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30161, 60322, 120644, 150805, 241288, 301610, 392093, 603220, 784186, 1206440, 1568372, 1960465, 3136744, 3920930, 7841860, 15683720]

約数ペア:

[(1, 15683720), (2, 7841860), (4, 3920930), (5, 3136744), (8, 1960465), (10, 1568372), (13, 1206440), (20, 784186), (26, 603220), (40, 392093), (52, 301610), (65, 241288), (104, 150805), (130, 120644), (260, 60322), (520, 30161)]