4890970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 10171008

約数和(自身を除く): 5280038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 653, 749, 1070, 1306, 1498, 3265, 3745, 4571, 6530, 7490, 9142, 22855, 45710, 69871, 139742, 349355, 489097, 698710, 978194, 2445485, 4890970]

約数ペア:

[(1, 4890970), (2, 2445485), (5, 978194), (7, 698710), (10, 489097), (14, 349355), (35, 139742), (70, 69871), (107, 45710), (214, 22855), (535, 9142), (653, 7490), (749, 6530), (1070, 4571), (1306, 3745), (1498, 3265)]