123445760

素因数分解:

$2^9\times 5^1\times {\mathrm{48221}}^1$

素因数の和:48244

約数の個数: 40

約数和(自身を含む): 295986636

約数和(自身を除く): 172540876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 48221, 96442, 192884, 241105, 385768, 482210, 771536, 964420, 1543072, 1928840, 3086144, 3857680, 6172288, 7715360, 12344576, 15430720, 24689152, 30861440, 61722880, 123445760]

約数ペア:

[(1, 123445760), (2, 61722880), (4, 30861440), (5, 24689152), (8, 15430720), (10, 12344576), (16, 7715360), (20, 6172288), (32, 3857680), (40, 3086144), (64, 1928840), (80, 1543072), (128, 964420), (160, 771536), (256, 482210), (320, 385768), (512, 241105), (640, 192884), (1280, 96442), (2560, 48221)]