42016280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19819}}^1$

素因数の和:19883

約数の個数: 32

約数和(自身を含む): 96325200

約数和(自身を除く): 54308920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19819, 39638, 79276, 99095, 158552, 198190, 396380, 792760, 1050407, 2100814, 4201628, 5252035, 8403256, 10504070, 21008140, 42016280]

約数ペア:

[(1, 42016280), (2, 21008140), (4, 10504070), (5, 8403256), (8, 5252035), (10, 4201628), (20, 2100814), (40, 1050407), (53, 792760), (106, 396380), (212, 198190), (265, 158552), (424, 99095), (530, 79276), (1060, 39638), (2120, 19819)]