8978380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26407}}^1$

素因数の和:26433

約数の個数: 24

約数和(自身を含む): 19964448

約数和(自身を除く): 10986068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 26407, 52814, 105628, 132035, 264070, 448919, 528140, 897838, 1795676, 2244595, 4489190, 8978380]

約数ペア:

[(1, 8978380), (2, 4489190), (4, 2244595), (5, 1795676), (10, 897838), (17, 528140), (20, 448919), (34, 264070), (68, 132035), (85, 105628), (170, 52814), (340, 26407)]