449913040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83939}}^1$

素因数の和:84019

約数の個数: 40

約数和(自身を含む): 1061673120

約数和(自身を除く): 611760080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 83939, 167878, 335756, 419695, 671512, 839390, 1343024, 1678780, 3357560, 5623913, 6715120, 11247826, 22495652, 28119565, 44991304, 56239130, 89982608, 112478260, 224956520, 449913040]

約数ペア:

[(1, 449913040), (2, 224956520), (4, 112478260), (5, 89982608), (8, 56239130), (10, 44991304), (16, 28119565), (20, 22495652), (40, 11247826), (67, 6715120), (80, 5623913), (134, 3357560), (268, 1678780), (335, 1343024), (536, 839390), (670, 671512), (1072, 419695), (1340, 335756), (2680, 167878), (5360, 83939)]