13561720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14741}}^1$

素因数の和:14775

約数の個数: 32

約数和(自身を含む): 31842720

約数和(自身を除く): 18281000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 14741, 29482, 58964, 73705, 117928, 147410, 294820, 339043, 589640, 678086, 1356172, 1695215, 2712344, 3390430, 6780860, 13561720]

約数ペア:

[(1, 13561720), (2, 6780860), (4, 3390430), (5, 2712344), (8, 1695215), (10, 1356172), (20, 678086), (23, 589640), (40, 339043), (46, 294820), (92, 147410), (115, 117928), (184, 73705), (230, 58964), (460, 29482), (920, 14741)]