11995220

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1301}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 25264008

約数和(自身を除く): 13268788

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1301, 1844, 2305, 2602, 4610, 5204, 6505, 9220, 13010, 26020, 599761, 1199522, 2399044, 2998805, 5997610, 11995220]

約数ペア:

[(1, 11995220), (2, 5997610), (4, 2998805), (5, 2399044), (10, 1199522), (20, 599761), (461, 26020), (922, 13010), (1301, 9220), (1844, 6505), (2305, 5204), (2602, 4610)]