1330505720

素因数分解:

$2^3\times 5^1\times {\mathrm{4813}}^1\times {\mathrm{6911}}^1$

素因数の和:11735

約数の個数: 32

約数和(自身を含む): 2994693120

約数和(自身を除く): 1664187400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4813, 6911, 9626, 13822, 19252, 24065, 27644, 34555, 38504, 48130, 55288, 69110, 96260, 138220, 192520, 276440, 33262643, 66525286, 133050572, 166313215, 266101144, 332626430, 665252860, 1330505720]

約数ペア:

[(1, 1330505720), (2, 665252860), (4, 332626430), (5, 266101144), (8, 166313215), (10, 133050572), (20, 66525286), (40, 33262643), (4813, 276440), (6911, 192520), (9626, 138220), (13822, 96260), (19252, 69110), (24065, 55288), (27644, 48130), (34555, 38504)]