16409640280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{28933}}^1$

素因数の和:30244

約数の個数: 64

約数和(自身を含む): 40310848800

約数和(自身を除く): 23901208520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1289, 2578, 5156, 6445, 10312, 12890, 14179, 25780, 28358, 28933, 51560, 56716, 57866, 70895, 113432, 115732, 141790, 144665, 231464, 283580, 289330, 318263, 567160, 578660, 636526, 1157320, 1273052, 1591315, 2546104, 3182630, 6365260, 12730520, 37294637, 74589274, 149178548, 186473185, 298357096, 372946370, 410241007, 745892740, 820482014, 1491785480, 1640964028, 2051205035, 3281928056, 4102410070, 8204820140, 16409640280]

約数ペア:

[(1, 16409640280), (2, 8204820140), (4, 4102410070), (5, 3281928056), (8, 2051205035), (10, 1640964028), (11, 1491785480), (20, 820482014), (22, 745892740), (40, 410241007), (44, 372946370), (55, 298357096), (88, 186473185), (110, 149178548), (220, 74589274), (440, 37294637), (1289, 12730520), (2578, 6365260), (5156, 3182630), (6445, 2546104), (10312, 1591315), (12890, 1273052), (14179, 1157320), (25780, 636526), (28358, 578660), (28933, 567160), (51560, 318263), (56716, 289330), (57866, 283580), (70895, 231464), (113432, 144665), (115732, 141790)]