16047176240

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{408533}}^1$

素因数の和:409037

約数の個数: 40

約数和(自身を含む): 37385763408

約数和(自身を除く): 21338587168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 19640, 39280, 408533, 817066, 1634132, 2042665, 3268264, 4085330, 6536528, 8170660, 16341320, 32682640, 200589703, 401179406, 802358812, 1002948515, 1604717624, 2005897030, 3209435248, 4011794060, 8023588120, 16047176240]

約数ペア:

[(1, 16047176240), (2, 8023588120), (4, 4011794060), (5, 3209435248), (8, 2005897030), (10, 1604717624), (16, 1002948515), (20, 802358812), (40, 401179406), (80, 200589703), (491, 32682640), (982, 16341320), (1964, 8170660), (2455, 6536528), (3928, 4085330), (4910, 3268264), (7856, 2042665), (9820, 1634132), (19640, 817066), (39280, 408533)]