13886840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 35048160

約数和(自身を除く): 21161320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 853, 1480, 1628, 1706, 2035, 3256, 3412, 4070, 4265, 6824, 8140, 8530, 9383, 16280, 17060, 18766, 31561, 34120, 37532, 46915, 63122, 75064, 93830, 126244, 157805, 187660, 252488, 315610, 347171, 375320, 631220, 694342, 1262440, 1388684, 1735855, 2777368, 3471710, 6943420, 13886840]

約数ペア:

[(1, 13886840), (2, 6943420), (4, 3471710), (5, 2777368), (8, 1735855), (10, 1388684), (11, 1262440), (20, 694342), (22, 631220), (37, 375320), (40, 347171), (44, 315610), (55, 252488), (74, 187660), (88, 157805), (110, 126244), (148, 93830), (185, 75064), (220, 63122), (296, 46915), (370, 37532), (407, 34120), (440, 31561), (740, 18766), (814, 17060), (853, 16280), (1480, 9383), (1628, 8530), (1706, 8140), (2035, 6824), (3256, 4265), (3412, 4070)]