12405440

素因数分解:

$2^6\times 5^1\times {\mathrm{38767}}^1$

素因数の和:38784

約数の個数: 28

約数和(自身を含む): 29541216

約数和(自身を除く): 17135776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 38767, 77534, 155068, 193835, 310136, 387670, 620272, 775340, 1240544, 1550680, 2481088, 3101360, 6202720, 12405440]

約数ペア:

[(1, 12405440), (2, 6202720), (4, 3101360), (5, 2481088), (8, 1550680), (10, 1240544), (16, 775340), (20, 620272), (32, 387670), (40, 310136), (64, 193835), (80, 155068), (160, 77534), (320, 38767)]