30879260

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3517}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 65012640

約数和(自身を除く): 34133380

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 3517, 4390, 7034, 8780, 14068, 17585, 35170, 70340, 1543963, 3087926, 6175852, 7719815, 15439630, 30879260]

約数ペア:

[(1, 30879260), (2, 15439630), (4, 7719815), (5, 6175852), (10, 3087926), (20, 1543963), (439, 70340), (878, 35170), (1756, 17585), (2195, 14068), (3517, 8780), (4390, 7034)]