2515580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 5358192

約数和(自身を除く): 2842612

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1723, 3446, 6892, 8615, 17230, 34460, 125779, 251558, 503116, 628895, 1257790, 2515580]

約数ペア:

[(1, 2515580), (2, 1257790), (4, 628895), (5, 503116), (10, 251558), (20, 125779), (73, 34460), (146, 17230), (292, 8615), (365, 6892), (730, 3446), (1460, 1723)]