30666880

素因数分解:

$2^7\times 5^1\times {\mathrm{47917}}^1$

素因数の和:47936

約数の個数: 32

約数和(自身を含む): 73314540

約数和(自身を除く): 42647660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 47917, 95834, 191668, 239585, 383336, 479170, 766672, 958340, 1533344, 1916680, 3066688, 3833360, 6133376, 7666720, 15333440, 30666880]

約数ペア:

[(1, 30666880), (2, 15333440), (4, 7666720), (5, 6133376), (8, 3833360), (10, 3066688), (16, 1916680), (20, 1533344), (32, 958340), (40, 766672), (64, 479170), (80, 383336), (128, 239585), (160, 191668), (320, 95834), (640, 47917)]