6720540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 19020960

約数和(自身を除く): 12300420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1109, 1212, 1515, 2020, 2218, 3030, 3327, 4436, 5545, 6060, 6654, 11090, 13308, 16635, 22180, 33270, 66540, 112009, 224018, 336027, 448036, 560045, 672054, 1120090, 1344108, 1680135, 2240180, 3360270, 6720540]

約数ペア:

[(1, 6720540), (2, 3360270), (3, 2240180), (4, 1680135), (5, 1344108), (6, 1120090), (10, 672054), (12, 560045), (15, 448036), (20, 336027), (30, 224018), (60, 112009), (101, 66540), (202, 33270), (303, 22180), (404, 16635), (505, 13308), (606, 11090), (1010, 6654), (1109, 6060), (1212, 5545), (1515, 4436), (2020, 3327), (2218, 3030)]