54786760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{503}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 86736440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 503, 778, 1006, 1556, 1945, 2012, 2515, 2723, 3112, 3521, 3890, 4024, 5030, 5446, 7042, 7780, 10060, 10892, 13615, 14084, 15560, 17605, 20120, 21784, 27230, 28168, 35210, 54460, 70420, 108920, 140840, 195667, 391334, 782668, 978335, 1369669, 1565336, 1956670, 2739338, 3913340, 5478676, 6848345, 7826680, 10957352, 13696690, 27393380, 54786760]

約数ペア:

[(1, 54786760), (2, 27393380), (4, 13696690), (5, 10957352), (7, 7826680), (8, 6848345), (10, 5478676), (14, 3913340), (20, 2739338), (28, 1956670), (35, 1565336), (40, 1369669), (56, 978335), (70, 782668), (140, 391334), (280, 195667), (389, 140840), (503, 108920), (778, 70420), (1006, 54460), (1556, 35210), (1945, 28168), (2012, 27230), (2515, 21784), (2723, 20120), (3112, 17605), (3521, 15560), (3890, 14084), (4024, 13615), (5030, 10892), (5446, 10060), (7042, 7780)]