9923320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 25660800

約数和(自身を除く): 15737480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1187, 1672, 2090, 2374, 4180, 4748, 5935, 8360, 9496, 11870, 13057, 22553, 23740, 26114, 45106, 47480, 52228, 65285, 90212, 104456, 112765, 130570, 180424, 225530, 248083, 261140, 451060, 496166, 522280, 902120, 992332, 1240415, 1984664, 2480830, 4961660, 9923320]

約数ペア:

[(1, 9923320), (2, 4961660), (4, 2480830), (5, 1984664), (8, 1240415), (10, 992332), (11, 902120), (19, 522280), (20, 496166), (22, 451060), (38, 261140), (40, 248083), (44, 225530), (55, 180424), (76, 130570), (88, 112765), (95, 104456), (110, 90212), (152, 65285), (190, 52228), (209, 47480), (220, 45106), (380, 26114), (418, 23740), (440, 22553), (760, 13057), (836, 11870), (1045, 9496), (1187, 8360), (1672, 5935), (2090, 4748), (2374, 4180)]