12511720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24061}}^1$

素因数の和:24085

約数の個数: 32

約数和(自身を含む): 30318120

約数和(自身を除く): 17806400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24061, 48122, 96244, 120305, 192488, 240610, 312793, 481220, 625586, 962440, 1251172, 1563965, 2502344, 3127930, 6255860, 12511720]

約数ペア:

[(1, 12511720), (2, 6255860), (4, 3127930), (5, 2502344), (8, 1563965), (10, 1251172), (13, 962440), (20, 625586), (26, 481220), (40, 312793), (52, 240610), (65, 192488), (104, 120305), (130, 96244), (260, 48122), (520, 24061)]