2022487120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{815519}}^1$

素因数の和:815563

約数の個数: 40

約数和(自身を含む): 4853975040

約数和(自身を除く): 2831487920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 815519, 1631038, 3262076, 4077595, 6524152, 8155190, 13048304, 16310380, 25281089, 32620760, 50562178, 65241520, 101124356, 126405445, 202248712, 252810890, 404497424, 505621780, 1011243560, 2022487120]

約数ペア:

[(1, 2022487120), (2, 1011243560), (4, 505621780), (5, 404497424), (8, 252810890), (10, 202248712), (16, 126405445), (20, 101124356), (31, 65241520), (40, 50562178), (62, 32620760), (80, 25281089), (124, 16310380), (155, 13048304), (248, 8155190), (310, 6524152), (496, 4077595), (620, 3262076), (1240, 1631038), (2480, 815519)]