2658020

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 5612544

約数和(自身を除く): 2954524

約数列:

[1, 2, 4, 5, 10, 20, 347, 383, 694, 766, 1388, 1532, 1735, 1915, 3470, 3830, 6940, 7660, 132901, 265802, 531604, 664505, 1329010, 2658020]

約数ペア:

[(1, 2658020), (2, 1329010), (4, 664505), (5, 531604), (10, 265802), (20, 132901), (347, 7660), (383, 6940), (694, 3830), (766, 3470), (1388, 1915), (1532, 1735)]