520658240

素因数分解:

$2^6\times 5^1\times {\mathrm{1627057}}^1$

素因数の和:1627074

約数の個数: 28

約数和(自身を含む): 1239818196

約数和(自身を除く): 719159956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1627057, 3254114, 6508228, 8135285, 13016456, 16270570, 26032912, 32541140, 52065824, 65082280, 104131648, 130164560, 260329120, 520658240]

約数ペア:

[(1, 520658240), (2, 260329120), (4, 130164560), (5, 104131648), (8, 65082280), (10, 52065824), (16, 32541140), (20, 26032912), (32, 16270570), (40, 13016456), (64, 8135285), (80, 6508228), (160, 3254114), (320, 1627057)]