2089810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 4199040

約数和(自身を除く): 2109230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 647, 1294, 1615, 3230, 3235, 6470, 10999, 12293, 21998, 24586, 54995, 61465, 109990, 122930, 208981, 417962, 1044905, 2089810]

約数ペア:

[(1, 2089810), (2, 1044905), (5, 417962), (10, 208981), (17, 122930), (19, 109990), (34, 61465), (38, 54995), (85, 24586), (95, 21998), (170, 12293), (190, 10999), (323, 6470), (646, 3235), (647, 3230), (1294, 1615)]