320804930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{2957}}^1$

素因数の和:3554

約数の個数: 32

約数和(自身を含む): 609111360

約数和(自身を除く): 288306430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 571, 1142, 2855, 2957, 5710, 5914, 10849, 14785, 21698, 29570, 54245, 56183, 108490, 112366, 280915, 561830, 1688447, 3376894, 8442235, 16884470, 32080493, 64160986, 160402465, 320804930]

約数ペア:

[(1, 320804930), (2, 160402465), (5, 64160986), (10, 32080493), (19, 16884470), (38, 8442235), (95, 3376894), (190, 1688447), (571, 561830), (1142, 280915), (2855, 112366), (2957, 108490), (5710, 56183), (5914, 54245), (10849, 29570), (14785, 21698)]