839734520

素因数分解:

$2^3\times 5^1\times {\mathrm{3413}}^1\times {\mathrm{6151}}^1$

素因数の和:9575

約数の個数: 32

約数和(自身を含む): 1890263520

約数和(自身を除く): 1050529000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3413, 6151, 6826, 12302, 13652, 17065, 24604, 27304, 30755, 34130, 49208, 61510, 68260, 123020, 136520, 246040, 20993363, 41986726, 83973452, 104966815, 167946904, 209933630, 419867260, 839734520]

約数ペア:

[(1, 839734520), (2, 419867260), (4, 209933630), (5, 167946904), (8, 104966815), (10, 83973452), (20, 41986726), (40, 20993363), (3413, 246040), (6151, 136520), (6826, 123020), (12302, 68260), (13652, 61510), (17065, 49208), (24604, 34130), (27304, 30755)]