27776980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 77075712

約数和(自身を除く): 49298732

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1061, 1190, 1309, 1540, 1870, 2122, 2380, 2618, 3740, 4244, 5236, 5305, 6545, 7427, 10610, 11671, 13090, 14854, 18037, 21220, 23342, 26180, 29708, 36074, 37135, 46684, 58355, 72148, 74270, 81697, 90185, 116710, 126259, 148540, 163394, 180370, 198407, 233420, 252518, 326788, 360740, 396814, 408485, 505036, 631295, 793628, 816970, 992035, 1262590, 1388849, 1633940, 1984070, 2525180, 2777698, 3968140, 5555396, 6944245, 13888490, 27776980]

約数ペア:

[(1, 27776980), (2, 13888490), (4, 6944245), (5, 5555396), (7, 3968140), (10, 2777698), (11, 2525180), (14, 1984070), (17, 1633940), (20, 1388849), (22, 1262590), (28, 992035), (34, 816970), (35, 793628), (44, 631295), (55, 505036), (68, 408485), (70, 396814), (77, 360740), (85, 326788), (110, 252518), (119, 233420), (140, 198407), (154, 180370), (170, 163394), (187, 148540), (220, 126259), (238, 116710), (308, 90185), (340, 81697), (374, 74270), (385, 72148), (476, 58355), (595, 46684), (748, 37135), (770, 36074), (935, 29708), (1061, 26180), (1190, 23342), (1309, 21220), (1540, 18037), (1870, 14854), (2122, 13090), (2380, 11671), (2618, 10610), (3740, 7427), (4244, 6545), (5236, 5305)]