840749138920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{8710621}}^1$

素因数の和:8710778

約数の個数: 64

約数和(自身を含む): 2006927308800

約数和(自身を除く): 1166178169880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2413, 2540, 4826, 5080, 9652, 12065, 19304, 24130, 48260, 96520, 8710621, 17421242, 34842484, 43553105, 69684968, 87106210, 165501799, 174212420, 331003598, 348424840, 662007196, 827508995, 1106248867, 1324014392, 1655017990, 2212497734, 3310035980, 4424995468, 5531244335, 6620071960, 8849990936, 11062488670, 21018728473, 22124977340, 42037456946, 44249954680, 84074913892, 105093642365, 168149827784, 210187284730, 420374569460, 840749138920]

約数ペア:

[(1, 840749138920), (2, 420374569460), (4, 210187284730), (5, 168149827784), (8, 105093642365), (10, 84074913892), (19, 44249954680), (20, 42037456946), (38, 22124977340), (40, 21018728473), (76, 11062488670), (95, 8849990936), (127, 6620071960), (152, 5531244335), (190, 4424995468), (254, 3310035980), (380, 2212497734), (508, 1655017990), (635, 1324014392), (760, 1106248867), (1016, 827508995), (1270, 662007196), (2413, 348424840), (2540, 331003598), (4826, 174212420), (5080, 165501799), (9652, 87106210), (12065, 69684968), (19304, 43553105), (24130, 34842484), (48260, 17421242), (96520, 8710621)]