5627980

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{641}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 11864160

約数和(自身を除く): 6236180

約数列:

[1, 2, 4, 5, 10, 20, 439, 641, 878, 1282, 1756, 2195, 2564, 3205, 4390, 6410, 8780, 12820, 281399, 562798, 1125596, 1406995, 2813990, 5627980]

約数ペア:

[(1, 5627980), (2, 2813990), (4, 1406995), (5, 1125596), (10, 562798), (20, 281399), (439, 12820), (641, 8780), (878, 6410), (1282, 4390), (1756, 3205), (2195, 2564)]