780482

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 24

約数和(自身を含む): 1316736

約数和(自身を除く): 536254

約数列:

[1, 2, 19, 23, 38, 46, 47, 94, 361, 437, 722, 874, 893, 1081, 1786, 2162, 8303, 16606, 16967, 20539, 33934, 41078, 390241, 780482]

約数ペア:

[(1, 780482), (2, 390241), (19, 41078), (23, 33934), (38, 20539), (46, 16967), (47, 16606), (94, 8303), (361, 2162), (437, 1786), (722, 1081), (874, 893)]