122778740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16547}}^1$

素因数の和:16616

約数の個数: 48

約数和(自身を含む): 300246912

約数和(自身を除く): 177468172

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, 16547, 33094, 66188, 82735, 115829, 165470, 231658, 330940, 463316, 579145, 876991, 1158290, 1753982, 2316580, 3507964, 4384955, 6138937, 8769910, 12277874, 17539820, 24555748, 30694685, 61389370, 122778740]

約数ペア:

[(1, 122778740), (2, 61389370), (4, 30694685), (5, 24555748), (7, 17539820), (10, 12277874), (14, 8769910), (20, 6138937), (28, 4384955), (35, 3507964), (53, 2316580), (70, 1753982), (106, 1158290), (140, 876991), (212, 579145), (265, 463316), (371, 330940), (530, 231658), (742, 165470), (1060, 115829), (1484, 82735), (1855, 66188), (3710, 33094), (7420, 16547)]