8864220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{941}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 25004448

約数和(自身を除く): 16140228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 941, 942, 1570, 1882, 1884, 2355, 2823, 3140, 3764, 4705, 4710, 5646, 9410, 9420, 11292, 14115, 18820, 28230, 56460, 147737, 295474, 443211, 590948, 738685, 886422, 1477370, 1772844, 2216055, 2954740, 4432110, 8864220]

約数ペア:

[(1, 8864220), (2, 4432110), (3, 2954740), (4, 2216055), (5, 1772844), (6, 1477370), (10, 886422), (12, 738685), (15, 590948), (20, 443211), (30, 295474), (60, 147737), (157, 56460), (314, 28230), (471, 18820), (628, 14115), (785, 11292), (941, 9420), (942, 9410), (1570, 5646), (1882, 4710), (1884, 4705), (2355, 3764), (2823, 3140)]