8267580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2035

約数の個数: 72

約数和(自身を含む): 26181792

約数和(自身を除く): 17914212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 1997, 2070, 3994, 4140, 5991, 7988, 9985, 11982, 17973, 19970, 23964, 29955, 35946, 39940, 45931, 59910, 71892, 89865, 91862, 119820, 137793, 179730, 183724, 229655, 275586, 359460, 413379, 459310, 551172, 688965, 826758, 918620, 1377930, 1653516, 2066895, 2755860, 4133790, 8267580]

約数ペア:

[(1, 8267580), (2, 4133790), (3, 2755860), (4, 2066895), (5, 1653516), (6, 1377930), (9, 918620), (10, 826758), (12, 688965), (15, 551172), (18, 459310), (20, 413379), (23, 359460), (30, 275586), (36, 229655), (45, 183724), (46, 179730), (60, 137793), (69, 119820), (90, 91862), (92, 89865), (115, 71892), (138, 59910), (180, 45931), (207, 39940), (230, 35946), (276, 29955), (345, 23964), (414, 19970), (460, 17973), (690, 11982), (828, 9985), (1035, 7988), (1380, 5991), (1997, 4140), (2070, 3994)]