979291280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1112831}}^1$

素因数の和:1112855

約数の個数: 40

約数和(自身を含む): 2483841024

約数和(自身を除く): 1504549744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1112831, 2225662, 4451324, 5564155, 8902648, 11128310, 12241141, 17805296, 22256620, 24482282, 44513240, 48964564, 61205705, 89026480, 97929128, 122411410, 195858256, 244822820, 489645640, 979291280]

約数ペア:

[(1, 979291280), (2, 489645640), (4, 244822820), (5, 195858256), (8, 122411410), (10, 97929128), (11, 89026480), (16, 61205705), (20, 48964564), (22, 44513240), (40, 24482282), (44, 22256620), (55, 17805296), (80, 12241141), (88, 11128310), (110, 8902648), (176, 5564155), (220, 4451324), (440, 2225662), (880, 1112831)]