11543440

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{461}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 26982648

約数和(自身を除く): 15439208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 461, 626, 922, 1252, 1565, 1844, 2305, 2504, 3130, 3688, 4610, 5008, 6260, 7376, 9220, 12520, 18440, 25040, 36880, 144293, 288586, 577172, 721465, 1154344, 1442930, 2308688, 2885860, 5771720, 11543440]

約数ペア:

[(1, 11543440), (2, 5771720), (4, 2885860), (5, 2308688), (8, 1442930), (10, 1154344), (16, 721465), (20, 577172), (40, 288586), (80, 144293), (313, 36880), (461, 25040), (626, 18440), (922, 12520), (1252, 9220), (1565, 7376), (1844, 6260), (2305, 5008), (2504, 4610), (3130, 3688)]