124898240

素因数分解:

$2^6\times 5^1\times {\mathrm{390307}}^1$

素因数の和:390324

約数の個数: 28

約数和(自身を含む): 297414696

約数和(自身を除く): 172516456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 390307, 780614, 1561228, 1951535, 3122456, 3903070, 6244912, 7806140, 12489824, 15612280, 24979648, 31224560, 62449120, 124898240]

約数ペア:

[(1, 124898240), (2, 62449120), (4, 31224560), (5, 24979648), (8, 15612280), (10, 12489824), (16, 7806140), (20, 6244912), (32, 3903070), (40, 3122456), (64, 1951535), (80, 1561228), (160, 780614), (320, 390307)]