30747740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1123}}^1$

素因数の和:1206

約数の個数: 36

約数和(自身を含む): 66421656

約数和(自身を除く): 35673916

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1123, 1369, 2246, 2738, 4492, 5476, 5615, 6845, 11230, 13690, 22460, 27380, 41551, 83102, 166204, 207755, 415510, 831020, 1537387, 3074774, 6149548, 7686935, 15373870, 30747740]

約数ペア:

[(1, 30747740), (2, 15373870), (4, 7686935), (5, 6149548), (10, 3074774), (20, 1537387), (37, 831020), (74, 415510), (148, 207755), (185, 166204), (370, 83102), (740, 41551), (1123, 27380), (1369, 22460), (2246, 13690), (2738, 11230), (4492, 6845), (5476, 5615)]