20174766580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2794289}}^1$

素因数の和:2794336

約数の個数: 36

約数和(自身を含む): 44714228580

約数和(自身を除く): 24539462000

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 2794289, 5588578, 11177156, 13971445, 27942890, 53091491, 55885780, 106182982, 212365964, 265457455, 530914910, 1008738329, 1061829820, 2017476658, 4034953316, 5043691645, 10087383290, 20174766580]

約数ペア:

[(1, 20174766580), (2, 10087383290), (4, 5043691645), (5, 4034953316), (10, 2017476658), (19, 1061829820), (20, 1008738329), (38, 530914910), (76, 265457455), (95, 212365964), (190, 106182982), (361, 55885780), (380, 53091491), (722, 27942890), (1444, 13971445), (1805, 11177156), (3610, 5588578), (7220, 2794289)]