220484684

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{859}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 450777600

約数和(自身を除く): 230292916

約数列:

[1, 2, 4, 7, 14, 28, 89, 103, 178, 206, 356, 412, 623, 721, 859, 1246, 1442, 1718, 2492, 2884, 3436, 6013, 9167, 12026, 18334, 24052, 36668, 64169, 76451, 88477, 128338, 152902, 176954, 256676, 305804, 353908, 535157, 619339, 1070314, 1238678, 2140628, 2477356, 7874453, 15748906, 31497812, 55121171, 110242342, 220484684]

約数ペア:

[(1, 220484684), (2, 110242342), (4, 55121171), (7, 31497812), (14, 15748906), (28, 7874453), (89, 2477356), (103, 2140628), (178, 1238678), (206, 1070314), (356, 619339), (412, 535157), (623, 353908), (721, 305804), (859, 256676), (1246, 176954), (1442, 152902), (1718, 128338), (2492, 88477), (2884, 76451), (3436, 64169), (6013, 36668), (9167, 24052), (12026, 18334)]