55286420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7451}}^1$

素因数の和:7520

約数の個数: 48

約数和(自身を含む): 135209088

約数和(自身を除く): 79922668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 7451, 14902, 29804, 37255, 52157, 74510, 104314, 149020, 208628, 260785, 394903, 521570, 789806, 1043140, 1579612, 1974515, 2764321, 3949030, 5528642, 7898060, 11057284, 13821605, 27643210, 55286420]

約数ペア:

[(1, 55286420), (2, 27643210), (4, 13821605), (5, 11057284), (7, 7898060), (10, 5528642), (14, 3949030), (20, 2764321), (28, 1974515), (35, 1579612), (53, 1043140), (70, 789806), (106, 521570), (140, 394903), (212, 260785), (265, 208628), (371, 149020), (530, 104314), (742, 74510), (1060, 52157), (1484, 37255), (1855, 29804), (3710, 14902), (7420, 7451)]