13005020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{92893}}^1$

素因数の和:92909

約数の個数: 24

約数和(自身を含む): 31212384

約数和(自身を除く): 18207364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 92893, 185786, 371572, 464465, 650251, 928930, 1300502, 1857860, 2601004, 3251255, 6502510, 13005020]

約数ペア:

[(1, 13005020), (2, 6502510), (4, 3251255), (5, 2601004), (7, 1857860), (10, 1300502), (14, 928930), (20, 650251), (28, 464465), (35, 371572), (70, 185786), (140, 92893)]