108397840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31511}}^1$

素因数の和:31567

約数の個数: 40

約数和(自身を含む): 257894208

約数和(自身を除く): 149496368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 31511, 63022, 126044, 157555, 252088, 315110, 504176, 630220, 1260440, 1354973, 2520880, 2709946, 5419892, 6774865, 10839784, 13549730, 21679568, 27099460, 54198920, 108397840]

約数ペア:

[(1, 108397840), (2, 54198920), (4, 27099460), (5, 21679568), (8, 13549730), (10, 10839784), (16, 6774865), (20, 5419892), (40, 2709946), (43, 2520880), (80, 1354973), (86, 1260440), (172, 630220), (215, 504176), (344, 315110), (430, 252088), (688, 157555), (860, 126044), (1720, 63022), (3440, 31511)]