2040296590

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{318299}}^1$

素因数の和:318947

約数の個数: 16

約数和(自身を含む): 3678274800

約数和(自身を除く): 1637978210

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 318299, 636598, 1591495, 3182990, 204029659, 408059318, 1020148295, 2040296590]

約数ペア:

[(1, 2040296590), (2, 1020148295), (5, 408059318), (10, 204029659), (641, 3182990), (1282, 1591495), (3205, 636598), (6410, 318299)]