20160449510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1\times {\mathrm{71261}}^1$

素因数の和:72776

約数の個数: 32

約数和(自身を含む): 38224936800

約数和(自身を除く): 18064487290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1489, 2978, 7445, 14890, 28291, 56582, 71261, 141455, 142522, 282910, 356305, 712610, 1353959, 2707918, 6769795, 13539590, 106107629, 212215258, 530538145, 1061076290, 2016044951, 4032089902, 10080224755, 20160449510]

約数ペア:

[(1, 20160449510), (2, 10080224755), (5, 4032089902), (10, 2016044951), (19, 1061076290), (38, 530538145), (95, 212215258), (190, 106107629), (1489, 13539590), (2978, 6769795), (7445, 2707918), (14890, 1353959), (28291, 712610), (56582, 356305), (71261, 282910), (141455, 142522)]