39395380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 85800960

約数和(自身を除く): 46405580

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 139, 148, 185, 278, 370, 383, 556, 695, 740, 766, 1390, 1532, 1915, 2780, 3830, 5143, 7660, 10286, 14171, 20572, 25715, 28342, 51430, 53237, 56684, 70855, 102860, 106474, 141710, 212948, 266185, 283420, 532370, 1064740, 1969769, 3939538, 7879076, 9848845, 19697690, 39395380]

約数ペア:

[(1, 39395380), (2, 19697690), (4, 9848845), (5, 7879076), (10, 3939538), (20, 1969769), (37, 1064740), (74, 532370), (139, 283420), (148, 266185), (185, 212948), (278, 141710), (370, 106474), (383, 102860), (556, 70855), (695, 56684), (740, 53237), (766, 51430), (1390, 28342), (1532, 25715), (1915, 20572), (2780, 14171), (3830, 10286), (5143, 7660)]