9551438540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{271811}}^1$

素因数の和:272078

約数の個数: 48

約数和(自身を含む): 23014865664

約数和(自身を除く): 13463427124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 5020, 7028, 8785, 17570, 35140, 271811, 543622, 1087244, 1359055, 1902677, 2718110, 3805354, 5436220, 7610708, 9513385, 19026770, 38053540, 68224561, 136449122, 272898244, 341122805, 477571927, 682245610, 955143854, 1364491220, 1910287708, 2387859635, 4775719270, 9551438540]

約数ペア:

[(1, 9551438540), (2, 4775719270), (4, 2387859635), (5, 1910287708), (7, 1364491220), (10, 955143854), (14, 682245610), (20, 477571927), (28, 341122805), (35, 272898244), (70, 136449122), (140, 68224561), (251, 38053540), (502, 19026770), (1004, 9513385), (1255, 7610708), (1757, 5436220), (2510, 3805354), (3514, 2718110), (5020, 1902677), (7028, 1359055), (8785, 1087244), (17570, 543622), (35140, 271811)]