210440180

素因数分解:

$2^2\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{5333}}^1$

素因数の和:7315

約数の個数: 24

約数和(自身を含む): 442231272

約数和(自身を除く): 231791092

約数列:

[1, 2, 4, 5, 10, 20, 1973, 3946, 5333, 7892, 9865, 10666, 19730, 21332, 26665, 39460, 53330, 106660, 10522009, 21044018, 42088036, 52610045, 105220090, 210440180]

約数ペア:

[(1, 210440180), (2, 105220090), (4, 52610045), (5, 42088036), (10, 21044018), (20, 10522009), (1973, 106660), (3946, 53330), (5333, 39460), (7892, 26665), (9865, 21332), (10666, 19730)]