2289745940

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{176951}}^1$

素因数の和:177607

約数の個数: 24

約数和(自身を含む): 4815925632

約数和(自身を除く): 2526179692

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 176951, 353902, 707804, 884755, 1769510, 3539020, 114487297, 228974594, 457949188, 572436485, 1144872970, 2289745940]

約数ペア:

[(1, 2289745940), (2, 1144872970), (4, 572436485), (5, 457949188), (10, 228974594), (20, 114487297), (647, 3539020), (1294, 1769510), (2588, 884755), (3235, 707804), (6470, 353902), (12940, 176951)]