397316410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2091139}}^1$

素因数の和:2091165

約数の個数: 16

約数和(自身を含む): 752810400

約数和(自身を除く): 355493990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2091139, 4182278, 10455695, 20911390, 39731641, 79463282, 198658205, 397316410]

約数ペア:

[(1, 397316410), (2, 198658205), (5, 79463282), (10, 39731641), (19, 20911390), (38, 10455695), (95, 4182278), (190, 2091139)]