488292220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1878047}}^1$

素因数の和:1878069

約数の個数: 24

約数和(自身を含む): 1104292224

約数和(自身を除く): 616000004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1878047, 3756094, 7512188, 9390235, 18780470, 24414611, 37560940, 48829222, 97658444, 122073055, 244146110, 488292220]

約数ペア:

[(1, 488292220), (2, 244146110), (4, 122073055), (5, 97658444), (10, 48829222), (13, 37560940), (20, 24414611), (26, 18780470), (52, 9390235), (65, 7512188), (130, 3756094), (260, 1878047)]