25784840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28027}}^1$

素因数の和:28061

約数の個数: 32

約数和(自身を含む): 60540480

約数和(自身を除く): 34755640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 28027, 56054, 112108, 140135, 224216, 280270, 560540, 644621, 1121080, 1289242, 2578484, 3223105, 5156968, 6446210, 12892420, 25784840]

約数ペア:

[(1, 25784840), (2, 12892420), (4, 6446210), (5, 5156968), (8, 3223105), (10, 2578484), (20, 1289242), (23, 1121080), (40, 644621), (46, 560540), (92, 280270), (115, 224216), (184, 140135), (230, 112108), (460, 56054), (920, 28027)]