620628848

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{66763}}^1$

素因数の和:66861

約数の個数: 40

約数和(自身を含む): 1390827648

約数和(自身を除く): 770198800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 66763, 133526, 267052, 467341, 534104, 934682, 1068208, 1869364, 3738728, 5541329, 7477456, 11082658, 22165316, 38789303, 44330632, 77578606, 88661264, 155157212, 310314424, 620628848]

約数ペア:

[(1, 620628848), (2, 310314424), (4, 155157212), (7, 88661264), (8, 77578606), (14, 44330632), (16, 38789303), (28, 22165316), (56, 11082658), (83, 7477456), (112, 5541329), (166, 3738728), (332, 1869364), (581, 1068208), (664, 934682), (1162, 534104), (1328, 467341), (2324, 267052), (4648, 133526), (9296, 66763)]