39207140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4591}}^1$

素因数の和:4668

約数の個数: 48

約数和(自身を含む): 95660544

約数和(自身を除く): 56453404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 4591, 8540, 9182, 18364, 22955, 32137, 45910, 64274, 91820, 128548, 160685, 280051, 321370, 560102, 642740, 1120204, 1400255, 1960357, 2800510, 3920714, 5601020, 7841428, 9801785, 19603570, 39207140]

約数ペア:

[(1, 39207140), (2, 19603570), (4, 9801785), (5, 7841428), (7, 5601020), (10, 3920714), (14, 2800510), (20, 1960357), (28, 1400255), (35, 1120204), (61, 642740), (70, 560102), (122, 321370), (140, 280051), (244, 160685), (305, 128548), (427, 91820), (610, 64274), (854, 45910), (1220, 32137), (1708, 22955), (2135, 18364), (4270, 9182), (4591, 8540)]