6980380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31729}}^1$

素因数の和:31749

約数の個数: 24

約数和(自身を含む): 15991920

約数和(自身を除く): 9011540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 31729, 63458, 126916, 158645, 317290, 349019, 634580, 698038, 1396076, 1745095, 3490190, 6980380]

約数ペア:

[(1, 6980380), (2, 3490190), (4, 1745095), (5, 1396076), (10, 698038), (11, 634580), (20, 349019), (22, 317290), (44, 158645), (55, 126916), (110, 63458), (220, 31729)]