266760940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1\times {\mathrm{1031}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 594506304

約数和(自身を除く): 327745364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 761, 1031, 1522, 2062, 3044, 3805, 4124, 5155, 7610, 10310, 12937, 15220, 17527, 20620, 25874, 35054, 51748, 64685, 70108, 87635, 129370, 175270, 258740, 350540, 784591, 1569182, 3138364, 3922955, 7845910, 13338047, 15691820, 26676094, 53352188, 66690235, 133380470, 266760940]

約数ペア:

[(1, 266760940), (2, 133380470), (4, 66690235), (5, 53352188), (10, 26676094), (17, 15691820), (20, 13338047), (34, 7845910), (68, 3922955), (85, 3138364), (170, 1569182), (340, 784591), (761, 350540), (1031, 258740), (1522, 175270), (2062, 129370), (3044, 87635), (3805, 70108), (4124, 64685), (5155, 51748), (7610, 35054), (10310, 25874), (12937, 20620), (15220, 17527)]