380886410

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{274019}}^1$

素因数の和:274165

約数の個数: 16

約数和(自身を含む): 690530400

約数和(自身を除く): 309643990

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 274019, 548038, 1370095, 2740190, 38088641, 76177282, 190443205, 380886410]

約数ペア:

[(1, 380886410), (2, 190443205), (5, 76177282), (10, 38088641), (139, 2740190), (278, 1370095), (695, 548038), (1390, 274019)]