1210367720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{976103}}^1$

素因数の和:976145

約数の個数: 32

約数和(自身を含む): 2811179520

約数和(自身を除く): 1600811800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 976103, 1952206, 3904412, 4880515, 7808824, 9761030, 19522060, 30259193, 39044120, 60518386, 121036772, 151295965, 242073544, 302591930, 605183860, 1210367720]

約数ペア:

[(1, 1210367720), (2, 605183860), (4, 302591930), (5, 242073544), (8, 151295965), (10, 121036772), (20, 60518386), (31, 39044120), (40, 30259193), (62, 19522060), (124, 9761030), (155, 7808824), (248, 4880515), (310, 3904412), (620, 1952206), (1240, 976103)]