1720312880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{150377}}^1$

素因数の和:150414

約数の個数: 80

約数和(自身を含む): 4699011744

約数和(自身を除く): 2978698864

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 150377, 300754, 601508, 751885, 1203016, 1503770, 1654147, 1954901, 2406032, 3007540, 3308294, 3909802, 6015080, 6616588, 7819604, 8270735, 9774505, 12030160, 13233176, 15639208, 16541470, 19549010, 21503911, 26466352, 31278416, 33082940, 39098020, 43007822, 66165880, 78196040, 86015644, 107519555, 132331760, 156392080, 172031288, 215039110, 344062576, 430078220, 860156440, 1720312880]

約数ペア:

[(1, 1720312880), (2, 860156440), (4, 430078220), (5, 344062576), (8, 215039110), (10, 172031288), (11, 156392080), (13, 132331760), (16, 107519555), (20, 86015644), (22, 78196040), (26, 66165880), (40, 43007822), (44, 39098020), (52, 33082940), (55, 31278416), (65, 26466352), (80, 21503911), (88, 19549010), (104, 16541470), (110, 15639208), (130, 13233176), (143, 12030160), (176, 9774505), (208, 8270735), (220, 7819604), (260, 6616588), (286, 6015080), (440, 3909802), (520, 3308294), (572, 3007540), (715, 2406032), (880, 1954901), (1040, 1654147), (1144, 1503770), (1430, 1203016), (2288, 751885), (2860, 601508), (5720, 300754), (11440, 150377)]