829738540

素因数分解:

$2^2\times 5^1\times {\mathrm{10909}}^1\times {\mathrm{3803}}^1$

素因数の和:14721

約数の個数: 24

約数和(自身を含む): 1743068880

約数和(自身を除く): 913330340

約数列:

[1, 2, 4, 5, 10, 20, 3803, 7606, 10909, 15212, 19015, 21818, 38030, 43636, 54545, 76060, 109090, 218180, 41486927, 82973854, 165947708, 207434635, 414869270, 829738540]

約数ペア:

[(1, 829738540), (2, 414869270), (4, 207434635), (5, 165947708), (10, 82973854), (20, 41486927), (3803, 218180), (7606, 109090), (10909, 76060), (15212, 54545), (19015, 43636), (21818, 38030)]