2783256080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{13933}}^1$

素因数の和:14184

約数の個数: 80

約数和(自身を含む): 7090956864

約数和(自身を除く): 4307700784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 227, 440, 454, 880, 908, 1135, 1816, 2270, 2497, 3632, 4540, 4994, 9080, 9988, 12485, 13933, 18160, 19976, 24970, 27866, 39952, 49940, 55732, 69665, 99880, 111464, 139330, 153263, 199760, 222928, 278660, 306526, 557320, 613052, 766315, 1114640, 1226104, 1532630, 2452208, 3065260, 3162791, 6130520, 6325582, 12261040, 12651164, 15813955, 25302328, 31627910, 34790701, 50604656, 63255820, 69581402, 126511640, 139162804, 173953505, 253023280, 278325608, 347907010, 556651216, 695814020, 1391628040, 2783256080]

約数ペア:

[(1, 2783256080), (2, 1391628040), (4, 695814020), (5, 556651216), (8, 347907010), (10, 278325608), (11, 253023280), (16, 173953505), (20, 139162804), (22, 126511640), (40, 69581402), (44, 63255820), (55, 50604656), (80, 34790701), (88, 31627910), (110, 25302328), (176, 15813955), (220, 12651164), (227, 12261040), (440, 6325582), (454, 6130520), (880, 3162791), (908, 3065260), (1135, 2452208), (1816, 1532630), (2270, 1226104), (2497, 1114640), (3632, 766315), (4540, 613052), (4994, 557320), (9080, 306526), (9988, 278660), (12485, 222928), (13933, 199760), (18160, 153263), (19976, 139330), (24970, 111464), (27866, 99880), (39952, 69665), (49940, 55732)]