210228760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{750817}}^1$

素因数の和:750835

約数の個数: 32

約数和(自身を含む): 540588960

約数和(自身を除く): 330360200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 750817, 1501634, 3003268, 3754085, 5255719, 6006536, 7508170, 10511438, 15016340, 21022876, 26278595, 30032680, 42045752, 52557190, 105114380, 210228760]

約数ペア:

[(1, 210228760), (2, 105114380), (4, 52557190), (5, 42045752), (7, 30032680), (8, 26278595), (10, 21022876), (14, 15016340), (20, 10511438), (28, 7508170), (35, 6006536), (40, 5255719), (56, 3754085), (70, 3003268), (140, 1501634), (280, 750817)]