4060020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 11467008

約数和(自身を除く): 7406988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 431, 471, 628, 785, 862, 942, 1293, 1570, 1724, 1884, 2155, 2355, 2586, 3140, 4310, 4710, 5172, 6465, 8620, 9420, 12930, 25860, 67667, 135334, 203001, 270668, 338335, 406002, 676670, 812004, 1015005, 1353340, 2030010, 4060020]

約数ペア:

[(1, 4060020), (2, 2030010), (3, 1353340), (4, 1015005), (5, 812004), (6, 676670), (10, 406002), (12, 338335), (15, 270668), (20, 203001), (30, 135334), (60, 67667), (157, 25860), (314, 12930), (431, 9420), (471, 8620), (628, 6465), (785, 5172), (862, 4710), (942, 4310), (1293, 3140), (1570, 2586), (1724, 2355), (1884, 2155)]