38608840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22447}}^1$

素因数の和:22501

約数の個数: 32

約数和(自身を含む): 88894080

約数和(自身を除く): 50285240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 22447, 44894, 89788, 112235, 179576, 224470, 448940, 897880, 965221, 1930442, 3860884, 4826105, 7721768, 9652210, 19304420, 38608840]

約数ペア:

[(1, 38608840), (2, 19304420), (4, 9652210), (5, 7721768), (8, 4826105), (10, 3860884), (20, 1930442), (40, 965221), (43, 897880), (86, 448940), (172, 224470), (215, 179576), (344, 112235), (430, 89788), (860, 44894), (1720, 22447)]