1996440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 6082560

約数和(自身を除く): 4086120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 131, 254, 262, 381, 393, 508, 524, 635, 655, 762, 786, 1016, 1048, 1270, 1310, 1524, 1572, 1905, 1965, 2540, 2620, 3048, 3144, 3810, 3930, 5080, 5240, 7620, 7860, 15240, 15720, 16637, 33274, 49911, 66548, 83185, 99822, 133096, 166370, 199644, 249555, 332740, 399288, 499110, 665480, 998220, 1996440]

約数ペア:

[(1, 1996440), (2, 998220), (3, 665480), (4, 499110), (5, 399288), (6, 332740), (8, 249555), (10, 199644), (12, 166370), (15, 133096), (20, 99822), (24, 83185), (30, 66548), (40, 49911), (60, 33274), (120, 16637), (127, 15720), (131, 15240), (254, 7860), (262, 7620), (381, 5240), (393, 5080), (508, 3930), (524, 3810), (635, 3144), (655, 3048), (762, 2620), (786, 2540), (1016, 1965), (1048, 1905), (1270, 1572), (1310, 1524)]