1804120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 4432320

約数和(自身を除く): 2628200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 53, 74, 92, 106, 115, 148, 184, 185, 212, 230, 265, 296, 370, 424, 460, 530, 740, 851, 920, 1060, 1219, 1480, 1702, 1961, 2120, 2438, 3404, 3922, 4255, 4876, 6095, 6808, 7844, 8510, 9752, 9805, 12190, 15688, 17020, 19610, 24380, 34040, 39220, 45103, 48760, 78440, 90206, 180412, 225515, 360824, 451030, 902060, 1804120]

約数ペア:

[(1, 1804120), (2, 902060), (4, 451030), (5, 360824), (8, 225515), (10, 180412), (20, 90206), (23, 78440), (37, 48760), (40, 45103), (46, 39220), (53, 34040), (74, 24380), (92, 19610), (106, 17020), (115, 15688), (148, 12190), (184, 9805), (185, 9752), (212, 8510), (230, 7844), (265, 6808), (296, 6095), (370, 4876), (424, 4255), (460, 3922), (530, 3404), (740, 2438), (851, 2120), (920, 1961), (1060, 1702), (1219, 1480)]