12437140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 27143424

約数和(自身を除く): 14706284

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 101, 131, 188, 202, 235, 262, 404, 470, 505, 524, 655, 940, 1010, 1310, 2020, 2620, 4747, 6157, 9494, 12314, 13231, 18988, 23735, 24628, 26462, 30785, 47470, 52924, 61570, 66155, 94940, 123140, 132310, 264620, 621857, 1243714, 2487428, 3109285, 6218570, 12437140]

約数ペア:

[(1, 12437140), (2, 6218570), (4, 3109285), (5, 2487428), (10, 1243714), (20, 621857), (47, 264620), (94, 132310), (101, 123140), (131, 94940), (188, 66155), (202, 61570), (235, 52924), (262, 47470), (404, 30785), (470, 26462), (505, 24628), (524, 23735), (655, 18988), (940, 13231), (1010, 12314), (1310, 9494), (2020, 6157), (2620, 4747)]