216533740

素因数分解:

$2^2\times 5^1\times {\mathrm{2399}}^1\times {\mathrm{4513}}^1$

素因数の和:6921

約数の個数: 24

約数和(自身を含む): 455011200

約数和(自身を除く): 238477460

約数列:

[1, 2, 4, 5, 10, 20, 2399, 4513, 4798, 9026, 9596, 11995, 18052, 22565, 23990, 45130, 47980, 90260, 10826687, 21653374, 43306748, 54133435, 108266870, 216533740]

約数ペア:

[(1, 216533740), (2, 108266870), (4, 54133435), (5, 43306748), (10, 21653374), (20, 10826687), (2399, 90260), (4513, 47980), (4798, 45130), (9026, 23990), (9596, 22565), (11995, 18052)]