25233140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66403}}^1$

素因数の和:66431

約数の個数: 24

約数和(自身を含む): 55779360

約数和(自身を除く): 30546220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 66403, 132806, 265612, 332015, 664030, 1261657, 1328060, 2523314, 5046628, 6308285, 12616570, 25233140]

約数ペア:

[(1, 25233140), (2, 12616570), (4, 6308285), (5, 5046628), (10, 2523314), (19, 1328060), (20, 1261657), (38, 664030), (76, 332015), (95, 265612), (190, 132806), (380, 66403)]