490859852

素因数分解:

$2^2\times 7^2\times {\mathrm{641}}^1\times {\mathrm{3907}}^1$

素因数の和:4566

約数の個数: 36

約数和(自身を含む): 1001065464

約数和(自身を除く): 510205612

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 641, 1282, 2564, 3907, 4487, 7814, 8974, 15628, 17948, 27349, 31409, 54698, 62818, 109396, 125636, 191443, 382886, 765772, 2504387, 5008774, 10017548, 17530709, 35061418, 70122836, 122714963, 245429926, 490859852]

約数ペア:

[(1, 490859852), (2, 245429926), (4, 122714963), (7, 70122836), (14, 35061418), (28, 17530709), (49, 10017548), (98, 5008774), (196, 2504387), (641, 765772), (1282, 382886), (2564, 191443), (3907, 125636), (4487, 109396), (7814, 62818), (8974, 54698), (15628, 31409), (17948, 27349)]