108123640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{24799}}^1$

素因数の和:24919

約数の個数: 32

約数和(自身を含む): 245520000

約数和(自身を除く): 137396360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 24799, 49598, 99196, 123995, 198392, 247990, 495980, 991960, 2703091, 5406182, 10812364, 13515455, 21624728, 27030910, 54061820, 108123640]

約数ペア:

[(1, 108123640), (2, 54061820), (4, 27030910), (5, 21624728), (8, 13515455), (10, 10812364), (20, 5406182), (40, 2703091), (109, 991960), (218, 495980), (436, 247990), (545, 198392), (872, 123995), (1090, 99196), (2180, 49598), (4360, 24799)]