30391040

素因数分解:

$2^8\times 5^1\times {\mathrm{23743}}^1$

素因数の和:23764

約数の個数: 36

約数和(自身を含む): 72799104

約数和(自身を除く): 42408064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23743, 47486, 94972, 118715, 189944, 237430, 379888, 474860, 759776, 949720, 1519552, 1899440, 3039104, 3798880, 6078208, 7597760, 15195520, 30391040]

約数ペア:

[(1, 30391040), (2, 15195520), (4, 7597760), (5, 6078208), (8, 3798880), (10, 3039104), (16, 1899440), (20, 1519552), (32, 949720), (40, 759776), (64, 474860), (80, 379888), (128, 237430), (160, 189944), (256, 118715), (320, 94972), (640, 47486), (1280, 23743)]