27808330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2503}}^1$

素因数の和:2622

約数の個数: 32

約数和(自身を含む): 55168128

約数和(自身を除く): 27359798

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2503, 5006, 5555, 11110, 12515, 25030, 27533, 55066, 137665, 252803, 275330, 505606, 1264015, 2528030, 2780833, 5561666, 13904165, 27808330]

約数ペア:

[(1, 27808330), (2, 13904165), (5, 5561666), (10, 2780833), (11, 2528030), (22, 1264015), (55, 505606), (101, 275330), (110, 252803), (202, 137665), (505, 55066), (1010, 27533), (1111, 25030), (2222, 12515), (2503, 11110), (5006, 5555)]