20715971880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172633099}}^1$

素因数の和:172633113

約数の個数: 32

約数和(自身を含む): 62147916000

約数和(自身を除く): 41431944120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172633099, 345266198, 517899297, 690532396, 863165495, 1035798594, 1381064792, 1726330990, 2071597188, 2589496485, 3452661980, 4143194376, 5178992970, 6905323960, 10357985940, 20715971880]

約数ペア:

[(1, 20715971880), (2, 10357985940), (3, 6905323960), (4, 5178992970), (5, 4143194376), (6, 3452661980), (8, 2589496485), (10, 2071597188), (12, 1726330990), (15, 1381064792), (20, 1035798594), (24, 863165495), (30, 690532396), (40, 517899297), (60, 345266198), (120, 172633099)]