8900170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 17035200

約数和(自身を除く): 8135030

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 337, 674, 695, 1390, 1685, 2641, 3370, 5282, 6403, 12806, 13205, 26410, 32015, 46843, 64030, 93686, 234215, 468430, 890017, 1780034, 4450085, 8900170]

約数ペア:

[(1, 8900170), (2, 4450085), (5, 1780034), (10, 890017), (19, 468430), (38, 234215), (95, 93686), (139, 64030), (190, 46843), (278, 32015), (337, 26410), (674, 13205), (695, 12806), (1390, 6403), (1685, 5282), (2641, 3370)]