16513640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2922

約数の個数: 64

約数和(自身を含む): 43666560

約数和(自身を除く): 27152920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 2887, 5720, 5774, 11548, 14435, 23096, 28870, 31757, 37531, 57740, 63514, 75062, 115480, 127028, 150124, 158785, 187655, 254056, 300248, 317570, 375310, 412841, 635140, 750620, 825682, 1270280, 1501240, 1651364, 2064205, 3302728, 4128410, 8256820, 16513640]

約数ペア:

[(1, 16513640), (2, 8256820), (4, 4128410), (5, 3302728), (8, 2064205), (10, 1651364), (11, 1501240), (13, 1270280), (20, 825682), (22, 750620), (26, 635140), (40, 412841), (44, 375310), (52, 317570), (55, 300248), (65, 254056), (88, 187655), (104, 158785), (110, 150124), (130, 127028), (143, 115480), (220, 75062), (260, 63514), (286, 57740), (440, 37531), (520, 31757), (572, 28870), (715, 23096), (1144, 14435), (1430, 11548), (2860, 5774), (2887, 5720)]