286864340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{7561}}^1$

素因数の和:7848

約数の個数: 48

約数和(自身を含む): 691106304

約数和(自身を除く): 404241964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 5420, 7561, 7588, 9485, 15122, 18970, 30244, 37805, 37940, 52927, 75610, 105854, 151220, 211708, 264635, 529270, 1058540, 2049031, 4098062, 8196124, 10245155, 14343217, 20490310, 28686434, 40980620, 57372868, 71716085, 143432170, 286864340]

約数ペア:

[(1, 286864340), (2, 143432170), (4, 71716085), (5, 57372868), (7, 40980620), (10, 28686434), (14, 20490310), (20, 14343217), (28, 10245155), (35, 8196124), (70, 4098062), (140, 2049031), (271, 1058540), (542, 529270), (1084, 264635), (1355, 211708), (1897, 151220), (2710, 105854), (3794, 75610), (5420, 52927), (7561, 37940), (7588, 37805), (9485, 30244), (15122, 18970)]