224719820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{864307}}^1$

素因数の和:864329

約数の個数: 24

約数和(自身を含む): 508213104

約数和(自身を除く): 283493284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 864307, 1728614, 3457228, 4321535, 8643070, 11235991, 17286140, 22471982, 44943964, 56179955, 112359910, 224719820]

約数ペア:

[(1, 224719820), (2, 112359910), (4, 56179955), (5, 44943964), (10, 22471982), (13, 17286140), (20, 11235991), (26, 8643070), (52, 4321535), (65, 3457228), (130, 1728614), (260, 864307)]