279723560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241141}}^1$

素因数の和:241181

約数の個数: 32

約数和(自身を含む): 651083400

約数和(自身を除く): 371359840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 241141, 482282, 964564, 1205705, 1929128, 2411410, 4822820, 6993089, 9645640, 13986178, 27972356, 34965445, 55944712, 69930890, 139861780, 279723560]

約数ペア:

[(1, 279723560), (2, 139861780), (4, 69930890), (5, 55944712), (8, 34965445), (10, 27972356), (20, 13986178), (29, 9645640), (40, 6993089), (58, 4822820), (116, 2411410), (145, 1929128), (232, 1205705), (290, 964564), (580, 482282), (1160, 241141)]