5138260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2357}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 10893960

約数和(自身を除く): 5755700

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2357, 4714, 9428, 11785, 23570, 47140, 256913, 513826, 1027652, 1284565, 2569130, 5138260]

約数ペア:

[(1, 5138260), (2, 2569130), (4, 1284565), (5, 1027652), (10, 513826), (20, 256913), (109, 47140), (218, 23570), (436, 11785), (545, 9428), (1090, 4714), (2180, 2357)]