11815160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{42197}}^1$

素因数の和:42215

約数の個数: 32

約数和(自身を含む): 30382560

約数和(自身を除く): 18567400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 42197, 84394, 168788, 210985, 295379, 337576, 421970, 590758, 843940, 1181516, 1476895, 1687880, 2363032, 2953790, 5907580, 11815160]

約数ペア:

[(1, 11815160), (2, 5907580), (4, 2953790), (5, 2363032), (7, 1687880), (8, 1476895), (10, 1181516), (14, 843940), (20, 590758), (28, 421970), (35, 337576), (40, 295379), (56, 210985), (70, 168788), (140, 84394), (280, 42197)]