779941204

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{20347}}^1$

素因数の和:20432

約数の個数: 36

約数和(自身を含む): 1603259616

約数和(自身を除く): 823318412

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 1369, 2738, 5476, 9583, 19166, 20347, 38332, 40694, 81388, 142429, 284858, 569716, 752839, 1505678, 3011356, 5269873, 10539746, 21079492, 27855043, 55710086, 111420172, 194985301, 389970602, 779941204]

約数ペア:

[(1, 779941204), (2, 389970602), (4, 194985301), (7, 111420172), (14, 55710086), (28, 27855043), (37, 21079492), (74, 10539746), (148, 5269873), (259, 3011356), (518, 1505678), (1036, 752839), (1369, 569716), (2738, 284858), (5476, 142429), (9583, 81388), (19166, 40694), (20347, 38332)]