25072940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17657}}^1$

素因数の和:17737

約数の個数: 24

約数和(自身を含む): 53397792

約数和(自身を除く): 28324852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 17657, 35314, 70628, 88285, 176570, 353140, 1253647, 2507294, 5014588, 6268235, 12536470, 25072940]

約数ペア:

[(1, 25072940), (2, 12536470), (4, 6268235), (5, 5014588), (10, 2507294), (20, 1253647), (71, 353140), (142, 176570), (284, 88285), (355, 70628), (710, 35314), (1420, 17657)]