231645140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{937}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 499226112

約数和(自身を除く): 267580972

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 263, 470, 526, 937, 940, 1052, 1315, 1874, 2630, 3748, 4685, 5260, 9370, 12361, 18740, 24722, 44039, 49444, 61805, 88078, 123610, 176156, 220195, 246431, 247220, 440390, 492862, 880780, 985724, 1232155, 2464310, 4928620, 11582257, 23164514, 46329028, 57911285, 115822570, 231645140]

約数ペア:

[(1, 231645140), (2, 115822570), (4, 57911285), (5, 46329028), (10, 23164514), (20, 11582257), (47, 4928620), (94, 2464310), (188, 1232155), (235, 985724), (263, 880780), (470, 492862), (526, 440390), (937, 247220), (940, 246431), (1052, 220195), (1315, 176156), (1874, 123610), (2630, 88078), (3748, 61805), (4685, 49444), (5260, 44039), (9370, 24722), (12361, 18740)]