13043380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 31562496

約数和(自身を除く): 18519116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 617, 755, 1057, 1234, 1510, 2114, 2468, 3020, 3085, 4228, 4319, 5285, 6170, 8638, 10570, 12340, 17276, 21140, 21595, 43190, 86380, 93167, 186334, 372668, 465835, 652169, 931670, 1304338, 1863340, 2608676, 3260845, 6521690, 13043380]

約数ペア:

[(1, 13043380), (2, 6521690), (4, 3260845), (5, 2608676), (7, 1863340), (10, 1304338), (14, 931670), (20, 652169), (28, 465835), (35, 372668), (70, 186334), (140, 93167), (151, 86380), (302, 43190), (604, 21595), (617, 21140), (755, 17276), (1057, 12340), (1234, 10570), (1510, 8638), (2114, 6170), (2468, 5285), (3020, 4319), (3085, 4228)]