8396920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29989}}^1$

素因数の和:30007

約数の個数: 32

約数和(自身を含む): 21592800

約数和(自身を除く): 13195880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29989, 59978, 119956, 149945, 209923, 239912, 299890, 419846, 599780, 839692, 1049615, 1199560, 1679384, 2099230, 4198460, 8396920]

約数ペア:

[(1, 8396920), (2, 4198460), (4, 2099230), (5, 1679384), (7, 1199560), (8, 1049615), (10, 839692), (14, 599780), (20, 419846), (28, 299890), (35, 239912), (40, 209923), (56, 149945), (70, 119956), (140, 59978), (280, 29989)]