1284396940

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{425297}}^1$

素因数の和:425457

約数の個数: 24

約数和(自身を含む): 2715102432

約数和(自身を除く): 1430705492

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 425297, 850594, 1701188, 2126485, 4252970, 8505940, 64219847, 128439694, 256879388, 321099235, 642198470, 1284396940]

約数ペア:

[(1, 1284396940), (2, 642198470), (4, 321099235), (5, 256879388), (10, 128439694), (20, 64219847), (151, 8505940), (302, 4252970), (604, 2126485), (755, 1701188), (1510, 850594), (3020, 425297)]