11515780

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1249}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 24255000

約数和(自身を除く): 12739220

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1249, 1844, 2305, 2498, 4610, 4996, 6245, 9220, 12490, 24980, 575789, 1151578, 2303156, 2878945, 5757890, 11515780]

約数ペア:

[(1, 11515780), (2, 5757890), (4, 2878945), (5, 2303156), (10, 1151578), (20, 575789), (461, 24980), (922, 12490), (1249, 9220), (1844, 6245), (2305, 4996), (2498, 4610)]