7259040880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997121}}^1$

素因数の和:997154

約数の個数: 80

約数和(自身を含む): 20772045504

約数和(自身を除く): 13513004624

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 997121, 1994242, 3988484, 4985605, 6979847, 7976968, 9971210, 12962573, 13959694, 15953936, 19942420, 25925146, 27919388, 34899235, 39884840, 51850292, 55838776, 64812865, 69798470, 79769680, 90738011, 103700584, 111677552, 129625730, 139596940, 181476022, 207401168, 259251460, 279193880, 362952044, 453690055, 518502920, 558387760, 725904088, 907380110, 1037005840, 1451808176, 1814760220, 3629520440, 7259040880]

約数ペア:

[(1, 7259040880), (2, 3629520440), (4, 1814760220), (5, 1451808176), (7, 1037005840), (8, 907380110), (10, 725904088), (13, 558387760), (14, 518502920), (16, 453690055), (20, 362952044), (26, 279193880), (28, 259251460), (35, 207401168), (40, 181476022), (52, 139596940), (56, 129625730), (65, 111677552), (70, 103700584), (80, 90738011), (91, 79769680), (104, 69798470), (112, 64812865), (130, 55838776), (140, 51850292), (182, 39884840), (208, 34899235), (260, 27919388), (280, 25925146), (364, 19942420), (455, 15953936), (520, 13959694), (560, 12962573), (728, 9971210), (910, 7976968), (1040, 6979847), (1456, 4985605), (1820, 3988484), (3640, 1994242), (7280, 997121)]