20791607940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{115508933}}^1$

素因数の和:115508948

約数の個数: 36

約数和(自身を含む): 63067877964

約数和(自身を除く): 42276270024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 115508933, 231017866, 346526799, 462035732, 577544665, 693053598, 1039580397, 1155089330, 1386107196, 1732633995, 2079160794, 2310178660, 3465267990, 4158321588, 5197901985, 6930535980, 10395803970, 20791607940]

約数ペア:

[(1, 20791607940), (2, 10395803970), (3, 6930535980), (4, 5197901985), (5, 4158321588), (6, 3465267990), (9, 2310178660), (10, 2079160794), (12, 1732633995), (15, 1386107196), (18, 1155089330), (20, 1039580397), (30, 693053598), (36, 577544665), (45, 462035732), (60, 346526799), (90, 231017866), (180, 115508933)]