4075720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 10238400

約数和(自身を除く): 6162680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 157, 220, 236, 295, 314, 440, 472, 590, 628, 649, 785, 1180, 1256, 1298, 1570, 1727, 2360, 2596, 3140, 3245, 3454, 5192, 6280, 6490, 6908, 8635, 9263, 12980, 13816, 17270, 18526, 25960, 34540, 37052, 46315, 69080, 74104, 92630, 101893, 185260, 203786, 370520, 407572, 509465, 815144, 1018930, 2037860, 4075720]

約数ペア:

[(1, 4075720), (2, 2037860), (4, 1018930), (5, 815144), (8, 509465), (10, 407572), (11, 370520), (20, 203786), (22, 185260), (40, 101893), (44, 92630), (55, 74104), (59, 69080), (88, 46315), (110, 37052), (118, 34540), (157, 25960), (220, 18526), (236, 17270), (295, 13816), (314, 12980), (440, 9263), (472, 8635), (590, 6908), (628, 6490), (649, 6280), (785, 5192), (1180, 3454), (1256, 3245), (1298, 3140), (1570, 2596), (1727, 2360)]