207647540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{2819}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 454809600

約数和(自身を除く): 247162060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 2540, 2819, 3683, 5638, 7366, 11276, 14095, 14732, 18415, 28190, 36830, 56380, 73660, 81751, 163502, 327004, 358013, 408755, 716026, 817510, 1432052, 1635020, 1790065, 3580130, 7160260, 10382377, 20764754, 41529508, 51911885, 103823770, 207647540]

約数ペア:

[(1, 207647540), (2, 103823770), (4, 51911885), (5, 41529508), (10, 20764754), (20, 10382377), (29, 7160260), (58, 3580130), (116, 1790065), (127, 1635020), (145, 1432052), (254, 817510), (290, 716026), (508, 408755), (580, 358013), (635, 327004), (1270, 163502), (2540, 81751), (2819, 73660), (3683, 56380), (5638, 36830), (7366, 28190), (11276, 18415), (14095, 14732)]