123500480

素因数分解:

$2^6\times 5^1\times {\mathrm{385939}}^1$

素因数の和:385956

約数の個数: 28

約数和(自身を含む): 294086280

約数和(自身を除く): 170585800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 385939, 771878, 1543756, 1929695, 3087512, 3859390, 6175024, 7718780, 12350048, 15437560, 24700096, 30875120, 61750240, 123500480]

約数ペア:

[(1, 123500480), (2, 61750240), (4, 30875120), (5, 24700096), (8, 15437560), (10, 12350048), (16, 7718780), (20, 6175024), (32, 3859390), (40, 3087512), (64, 1929695), (80, 1543756), (160, 771878), (320, 385939)]