520045820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{530659}}^1$

素因数の和:530682

約数の個数: 36

約数和(自身を含む): 1270400040

約数和(自身を除く): 750354220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 530659, 1061318, 2122636, 2653295, 3714613, 5306590, 7429226, 10613180, 14858452, 18573065, 26002291, 37146130, 52004582, 74292260, 104009164, 130011455, 260022910, 520045820]

約数ペア:

[(1, 520045820), (2, 260022910), (4, 130011455), (5, 104009164), (7, 74292260), (10, 52004582), (14, 37146130), (20, 26002291), (28, 18573065), (35, 14858452), (49, 10613180), (70, 7429226), (98, 5306590), (140, 3714613), (196, 2653295), (245, 2122636), (490, 1061318), (980, 530659)]