620912144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{9857}}^1$

素因数の和:10023

約数の個数: 40

約数和(自身を含む): 1251729408

約数和(自身を除く): 630817264

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3937, 7874, 9857, 15748, 19714, 31496, 39428, 62992, 78856, 157712, 305567, 611134, 1222268, 1251839, 2444536, 2503678, 4889072, 5007356, 10014712, 20029424, 38807009, 77614018, 155228036, 310456072, 620912144]

約数ペア:

[(1, 620912144), (2, 310456072), (4, 155228036), (8, 77614018), (16, 38807009), (31, 20029424), (62, 10014712), (124, 5007356), (127, 4889072), (248, 2503678), (254, 2444536), (496, 1251839), (508, 1222268), (1016, 611134), (2032, 305567), (3937, 157712), (7874, 78856), (9857, 62992), (15748, 39428), (19714, 31496)]