24799720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 61430400

約数和(自身を除く): 36630680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 359, 440, 628, 718, 785, 1256, 1436, 1570, 1727, 1795, 2872, 3140, 3454, 3590, 3949, 6280, 6908, 7180, 7898, 8635, 13816, 14360, 15796, 17270, 19745, 31592, 34540, 39490, 56363, 69080, 78980, 112726, 157960, 225452, 281815, 450904, 563630, 619993, 1127260, 1239986, 2254520, 2479972, 3099965, 4959944, 6199930, 12399860, 24799720]

約数ペア:

[(1, 24799720), (2, 12399860), (4, 6199930), (5, 4959944), (8, 3099965), (10, 2479972), (11, 2254520), (20, 1239986), (22, 1127260), (40, 619993), (44, 563630), (55, 450904), (88, 281815), (110, 225452), (157, 157960), (220, 112726), (314, 78980), (359, 69080), (440, 56363), (628, 39490), (718, 34540), (785, 31592), (1256, 19745), (1436, 17270), (1570, 15796), (1727, 14360), (1795, 13816), (2872, 8635), (3140, 7898), (3454, 7180), (3590, 6908), (3949, 6280)]