553620820

素因数分解:

$2^2\times 5^1\times {\mathrm{4951}}^1\times {\mathrm{5591}}^1$

素因数の和:10551

約数の個数: 24

約数和(自身を含む): 1163046528

約数和(自身を除く): 609425708

約数列:

[1, 2, 4, 5, 10, 20, 4951, 5591, 9902, 11182, 19804, 22364, 24755, 27955, 49510, 55910, 99020, 111820, 27681041, 55362082, 110724164, 138405205, 276810410, 553620820]

約数ペア:

[(1, 553620820), (2, 276810410), (4, 138405205), (5, 110724164), (10, 55362082), (20, 27681041), (4951, 111820), (5591, 99020), (9902, 55910), (11182, 49510), (19804, 27955), (22364, 24755)]