9968690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 18627840

約数和(自身を除く): 8659150

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 215, 239, 430, 478, 485, 970, 1195, 2390, 4171, 8342, 10277, 20554, 20855, 23183, 41710, 46366, 51385, 102770, 115915, 231830, 996869, 1993738, 4984345, 9968690]

約数ペア:

[(1, 9968690), (2, 4984345), (5, 1993738), (10, 996869), (43, 231830), (86, 115915), (97, 102770), (194, 51385), (215, 46366), (239, 41710), (430, 23183), (478, 20855), (485, 20554), (970, 10277), (1195, 8342), (2390, 4171)]