12461720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{863}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 29626560

約数和(自身を除く): 17164840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 863, 1444, 1726, 1805, 2888, 3452, 3610, 4315, 6904, 7220, 8630, 14440, 16397, 17260, 32794, 34520, 65588, 81985, 131176, 163970, 311543, 327940, 623086, 655880, 1246172, 1557715, 2492344, 3115430, 6230860, 12461720]

約数ペア:

[(1, 12461720), (2, 6230860), (4, 3115430), (5, 2492344), (8, 1557715), (10, 1246172), (19, 655880), (20, 623086), (38, 327940), (40, 311543), (76, 163970), (95, 131176), (152, 81985), (190, 65588), (361, 34520), (380, 32794), (722, 17260), (760, 16397), (863, 14440), (1444, 8630), (1726, 7220), (1805, 6904), (2888, 4315), (3452, 3610)]