190008920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4943}}^1$

素因数の和:5016

約数の個数: 48

約数和(自身を含む): 441845280

約数和(自身を除く): 251836360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 4943, 7688, 9610, 9886, 19220, 19772, 24715, 38440, 39544, 49430, 98860, 153233, 197720, 306466, 612932, 766165, 1225864, 1532330, 3064660, 4750223, 6129320, 9500446, 19000892, 23751115, 38001784, 47502230, 95004460, 190008920]

約数ペア:

[(1, 190008920), (2, 95004460), (4, 47502230), (5, 38001784), (8, 23751115), (10, 19000892), (20, 9500446), (31, 6129320), (40, 4750223), (62, 3064660), (124, 1532330), (155, 1225864), (248, 766165), (310, 612932), (620, 306466), (961, 197720), (1240, 153233), (1922, 98860), (3844, 49430), (4805, 39544), (4943, 38440), (7688, 24715), (9610, 19772), (9886, 19220)]