31638460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{225989}}^1$

素因数の和:226005

約数の個数: 24

約数和(自身を含む): 75932640

約数和(自身を除く): 44294180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 225989, 451978, 903956, 1129945, 1581923, 2259890, 3163846, 4519780, 6327692, 7909615, 15819230, 31638460]

約数ペア:

[(1, 31638460), (2, 15819230), (4, 7909615), (5, 6327692), (7, 4519780), (10, 3163846), (14, 2259890), (20, 1581923), (28, 1129945), (35, 903956), (70, 451978), (140, 225989)]