890236990

素因数分解:

$2^1\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{54919}}^1$

素因数の和:56547

約数の個数: 16

約数和(自身を含む): 1603444320

約数和(自身を除く): 713207330

約数列:

[1, 2, 5, 10, 1621, 3242, 8105, 16210, 54919, 109838, 274595, 549190, 89023699, 178047398, 445118495, 890236990]

約数ペア:

[(1, 890236990), (2, 445118495), (5, 178047398), (10, 89023699), (1621, 549190), (3242, 274595), (8105, 109838), (16210, 54919)]