39309380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{907}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 90611136

約数和(自身を除く): 51301756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 907, 985, 1814, 1970, 2167, 3628, 3940, 4334, 4535, 8668, 9070, 9977, 10835, 18140, 19954, 21670, 39908, 43340, 49885, 99770, 178679, 199540, 357358, 714716, 893395, 1786790, 1965469, 3573580, 3930938, 7861876, 9827345, 19654690, 39309380]

約数ペア:

[(1, 39309380), (2, 19654690), (4, 9827345), (5, 7861876), (10, 3930938), (11, 3573580), (20, 1965469), (22, 1786790), (44, 893395), (55, 714716), (110, 357358), (197, 199540), (220, 178679), (394, 99770), (788, 49885), (907, 43340), (985, 39908), (1814, 21670), (1970, 19954), (2167, 18140), (3628, 10835), (3940, 9977), (4334, 9070), (4535, 8668)]