7867720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28099}}^1$

素因数の和:28117

約数の個数: 32

約数和(自身を含む): 20232000

約数和(自身を除く): 12364280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28099, 56198, 112396, 140495, 196693, 224792, 280990, 393386, 561980, 786772, 983465, 1123960, 1573544, 1966930, 3933860, 7867720]

約数ペア:

[(1, 7867720), (2, 3933860), (4, 1966930), (5, 1573544), (7, 1123960), (8, 983465), (10, 786772), (14, 561980), (20, 393386), (28, 280990), (35, 224792), (40, 196693), (56, 140495), (70, 112396), (140, 56198), (280, 28099)]