42428530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 79200000

約数和(自身を除く): 36771470

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 790, 1249, 2498, 3397, 6245, 6794, 12490, 16985, 33970, 53707, 98671, 107414, 197342, 268535, 493355, 537070, 986710, 4242853, 8485706, 21214265, 42428530]

約数ペア:

[(1, 42428530), (2, 21214265), (5, 8485706), (10, 4242853), (43, 986710), (79, 537070), (86, 493355), (158, 268535), (215, 197342), (395, 107414), (430, 98671), (790, 53707), (1249, 33970), (2498, 16985), (3397, 12490), (6245, 6794)]