30861440

素因数分解:

$2^7\times 5^1\times {\mathrm{48221}}^1$

素因数の和:48240

約数の個数: 32

約数和(自身を含む): 73779660

約数和(自身を除く): 42918220

約数列:

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

約数ペア:

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