20219262440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38883197}}^1$

素因数の和:38883221

約数の個数: 32

約数和(自身を含む): 48992829480

約数和(自身を除く): 28773567040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38883197, 77766394, 155532788, 194415985, 311065576, 388831970, 505481561, 777663940, 1010963122, 1555327880, 2021926244, 2527407805, 4043852488, 5054815610, 10109631220, 20219262440]

約数ペア:

[(1, 20219262440), (2, 10109631220), (4, 5054815610), (5, 4043852488), (8, 2527407805), (10, 2021926244), (13, 1555327880), (20, 1010963122), (26, 777663940), (40, 505481561), (52, 388831970), (65, 311065576), (104, 194415985), (130, 155532788), (260, 77766394), (520, 38883197)]