7940072

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 17262720

約数和(自身を除く): 9322648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 1997, 3976, 3994, 7988, 13979, 15976, 27958, 55916, 111832, 141787, 283574, 567148, 992509, 1134296, 1985018, 3970036, 7940072]

約数ペア:

[(1, 7940072), (2, 3970036), (4, 1985018), (7, 1134296), (8, 992509), (14, 567148), (28, 283574), (56, 141787), (71, 111832), (142, 55916), (284, 27958), (497, 15976), (568, 13979), (994, 7988), (1988, 3994), (1997, 3976)]