245823980

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{9433}}^1$

素因数の和:10745

約数の個数: 24

約数和(自身を含む): 516681312

約数和(自身を除く): 270857332

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 5212, 6515, 9433, 13030, 18866, 26060, 37732, 47165, 94330, 188660, 12291199, 24582398, 49164796, 61455995, 122911990, 245823980]

約数ペア:

[(1, 245823980), (2, 122911990), (4, 61455995), (5, 49164796), (10, 24582398), (20, 12291199), (1303, 188660), (2606, 94330), (5212, 47165), (6515, 37732), (9433, 26060), (13030, 18866)]