4881890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 10237752

約数和(自身を除く): 5355862

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 799, 1105, 1222, 1598, 2209, 2210, 3055, 3995, 4418, 6110, 7990, 10387, 11045, 20774, 22090, 28717, 37553, 51935, 57434, 75106, 103870, 143585, 187765, 287170, 375530, 488189, 976378, 2440945, 4881890]

約数ペア:

[(1, 4881890), (2, 2440945), (5, 976378), (10, 488189), (13, 375530), (17, 287170), (26, 187765), (34, 143585), (47, 103870), (65, 75106), (85, 57434), (94, 51935), (130, 37553), (170, 28717), (221, 22090), (235, 20774), (442, 11045), (470, 10387), (611, 7990), (799, 6110), (1105, 4418), (1222, 3995), (1598, 3055), (2209, 2210)]