542904290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{1489}}^1$

素因数の和:1635

約数の個数: 48

約数和(自身を含む): 1042278840

約数和(自身を除く): 499374550

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 361, 505, 722, 1010, 1489, 1805, 1919, 2978, 3610, 3838, 7445, 9595, 14890, 19190, 28291, 36461, 56582, 72922, 141455, 150389, 182305, 282910, 300778, 364610, 537529, 751945, 1075058, 1503890, 2687645, 2857391, 5375290, 5714782, 14286955, 28573910, 54290429, 108580858, 271452145, 542904290]

約数ペア:

[(1, 542904290), (2, 271452145), (5, 108580858), (10, 54290429), (19, 28573910), (38, 14286955), (95, 5714782), (101, 5375290), (190, 2857391), (202, 2687645), (361, 1503890), (505, 1075058), (722, 751945), (1010, 537529), (1489, 364610), (1805, 300778), (1919, 282910), (2978, 182305), (3610, 150389), (3838, 141455), (7445, 72922), (9595, 56582), (14890, 36461), (19190, 28291)]