2015206990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4915139}}^1$

素因数の和:4915187

約数の個数: 16

約数和(自身を含む): 3715845840

約数和(自身を除く): 1700638850

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4915139, 9830278, 24575695, 49151390, 201520699, 403041398, 1007603495, 2015206990]

約数ペア:

[(1, 2015206990), (2, 1007603495), (5, 403041398), (10, 201520699), (41, 49151390), (82, 24575695), (205, 9830278), (410, 4915139)]