79420020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8431}}^1$

素因数の和:8600

約数の個数: 48

約数和(自身を含む): 223819008

約数和(自身を除く): 144398988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 8431, 9420, 16862, 25293, 33724, 42155, 50586, 84310, 101172, 126465, 168620, 252930, 505860, 1323667, 2647334, 3971001, 5294668, 6618335, 7942002, 13236670, 15884004, 19855005, 26473340, 39710010, 79420020]

約数ペア:

[(1, 79420020), (2, 39710010), (3, 26473340), (4, 19855005), (5, 15884004), (6, 13236670), (10, 7942002), (12, 6618335), (15, 5294668), (20, 3971001), (30, 2647334), (60, 1323667), (157, 505860), (314, 252930), (471, 168620), (628, 126465), (785, 101172), (942, 84310), (1570, 50586), (1884, 42155), (2355, 33724), (3140, 25293), (4710, 16862), (8431, 9420)]