97439120

素因数分解:

$2^4\times 5^1\times {\mathrm{1217989}}^1$

素因数の和:1218002

約数の個数: 20

約数和(自身を含む): 226546140

約数和(自身を除く): 129107020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217989, 2435978, 4871956, 6089945, 9743912, 12179890, 19487824, 24359780, 48719560, 97439120]

約数ペア:

[(1, 97439120), (2, 48719560), (4, 24359780), (5, 19487824), (8, 12179890), (10, 9743912), (16, 6089945), (20, 4871956), (40, 2435978), (80, 1217989)]