4386580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 10192896

約数和(自身を除く): 5806316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 157, 220, 254, 314, 508, 628, 635, 785, 1270, 1397, 1570, 1727, 2540, 2794, 3140, 3454, 5588, 6908, 6985, 8635, 13970, 17270, 19939, 27940, 34540, 39878, 79756, 99695, 199390, 219329, 398780, 438658, 877316, 1096645, 2193290, 4386580]

約数ペア:

[(1, 4386580), (2, 2193290), (4, 1096645), (5, 877316), (10, 438658), (11, 398780), (20, 219329), (22, 199390), (44, 99695), (55, 79756), (110, 39878), (127, 34540), (157, 27940), (220, 19939), (254, 17270), (314, 13970), (508, 8635), (628, 6985), (635, 6908), (785, 5588), (1270, 3454), (1397, 3140), (1570, 2794), (1727, 2540)]