40219010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{857}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 82378296

約数和(自身を除く): 42159286

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 494, 722, 857, 1235, 1714, 1805, 2470, 3610, 4285, 4693, 8570, 9386, 11141, 16283, 22282, 23465, 32566, 46930, 55705, 81415, 111410, 162830, 211679, 309377, 423358, 618754, 1058395, 1546885, 2116790, 3093770, 4021901, 8043802, 20109505, 40219010]

約数ペア:

[(1, 40219010), (2, 20109505), (5, 8043802), (10, 4021901), (13, 3093770), (19, 2116790), (26, 1546885), (38, 1058395), (65, 618754), (95, 423358), (130, 309377), (190, 211679), (247, 162830), (361, 111410), (494, 81415), (722, 55705), (857, 46930), (1235, 32566), (1714, 23465), (1805, 22282), (2470, 16283), (3610, 11141), (4285, 9386), (4693, 8570)]