20362915160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72724697}}^1$

素因数の和:72724715

約数の個数: 32

約数和(自身を含む): 52361782560

約数和(自身を除く): 31998867400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72724697, 145449394, 290898788, 363623485, 509072879, 581797576, 727246970, 1018145758, 1454493940, 2036291516, 2545364395, 2908987880, 4072583032, 5090728790, 10181457580, 20362915160]

約数ペア:

[(1, 20362915160), (2, 10181457580), (4, 5090728790), (5, 4072583032), (7, 2908987880), (8, 2545364395), (10, 2036291516), (14, 1454493940), (20, 1018145758), (28, 727246970), (35, 581797576), (40, 509072879), (56, 363623485), (70, 290898788), (140, 145449394), (280, 72724697)]