13998460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{99989}}^1$

素因数の和:100005

約数の個数: 24

約数和(自身を含む): 33596640

約数和(自身を除く): 19598180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 99989, 199978, 399956, 499945, 699923, 999890, 1399846, 1999780, 2799692, 3499615, 6999230, 13998460]

約数ペア:

[(1, 13998460), (2, 6999230), (4, 3499615), (5, 2799692), (7, 1999780), (10, 1399846), (14, 999890), (20, 699923), (28, 499945), (35, 399956), (70, 199978), (140, 99989)]