90749720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{98641}}^1$

素因数の和:98675

約数の個数: 32

約数和(自身を含む): 213066720

約数和(自身を除く): 122317000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 98641, 197282, 394564, 493205, 789128, 986410, 1972820, 2268743, 3945640, 4537486, 9074972, 11343715, 18149944, 22687430, 45374860, 90749720]

約数ペア:

[(1, 90749720), (2, 45374860), (4, 22687430), (5, 18149944), (8, 11343715), (10, 9074972), (20, 4537486), (23, 3945640), (40, 2268743), (46, 1972820), (92, 986410), (115, 789128), (184, 493205), (230, 394564), (460, 197282), (920, 98641)]