11245840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8269}}^1$

素因数の和:8299

約数の個数: 40

約数和(自身を含む): 27687960

約数和(自身を除く): 16442120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8269, 16538, 33076, 41345, 66152, 82690, 132304, 140573, 165380, 281146, 330760, 562292, 661520, 702865, 1124584, 1405730, 2249168, 2811460, 5622920, 11245840]

約数ペア:

[(1, 11245840), (2, 5622920), (4, 2811460), (5, 2249168), (8, 1405730), (10, 1124584), (16, 702865), (17, 661520), (20, 562292), (34, 330760), (40, 281146), (68, 165380), (80, 140573), (85, 132304), (136, 82690), (170, 66152), (272, 41345), (340, 33076), (680, 16538), (1360, 8269)]