8079320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 19206720

約数和(自身を除く): 11127400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 103, 106, 148, 185, 206, 212, 265, 296, 370, 412, 424, 515, 530, 740, 824, 1030, 1060, 1480, 1961, 2060, 2120, 3811, 3922, 4120, 5459, 7622, 7844, 9805, 10918, 15244, 15688, 19055, 19610, 21836, 27295, 30488, 38110, 39220, 43672, 54590, 76220, 78440, 109180, 152440, 201983, 218360, 403966, 807932, 1009915, 1615864, 2019830, 4039660, 8079320]

約数ペア:

[(1, 8079320), (2, 4039660), (4, 2019830), (5, 1615864), (8, 1009915), (10, 807932), (20, 403966), (37, 218360), (40, 201983), (53, 152440), (74, 109180), (103, 78440), (106, 76220), (148, 54590), (185, 43672), (206, 39220), (212, 38110), (265, 30488), (296, 27295), (370, 21836), (412, 19610), (424, 19055), (515, 15688), (530, 15244), (740, 10918), (824, 9805), (1030, 7844), (1060, 7622), (1480, 5459), (1961, 4120), (2060, 3922), (2120, 3811)]