20050874470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1103}}^1\times {\mathrm{2801}}^1$

素因数の和:3981

約数の個数: 64

約数和(自身を含む): 40090567680

約数和(自身を除く): 20039693210

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1103, 1298, 2206, 2801, 3245, 5515, 5602, 6490, 11030, 12133, 14005, 24266, 28010, 30811, 60665, 61622, 65077, 121330, 130154, 154055, 165259, 308110, 325385, 330518, 650770, 715847, 826295, 1431694, 1652590, 1817849, 3089503, 3579235, 3635698, 6179006, 7158470, 9089245, 15447515, 18178490, 30895030, 33984533, 67969066, 169922665, 182280677, 339845330, 364561354, 911403385, 1822806770, 2005087447, 4010174894, 10025437235, 20050874470]

約数ペア:

[(1, 20050874470), (2, 10025437235), (5, 4010174894), (10, 2005087447), (11, 1822806770), (22, 911403385), (55, 364561354), (59, 339845330), (110, 182280677), (118, 169922665), (295, 67969066), (590, 33984533), (649, 30895030), (1103, 18178490), (1298, 15447515), (2206, 9089245), (2801, 7158470), (3245, 6179006), (5515, 3635698), (5602, 3579235), (6490, 3089503), (11030, 1817849), (12133, 1652590), (14005, 1431694), (24266, 826295), (28010, 715847), (30811, 650770), (60665, 330518), (61622, 325385), (65077, 308110), (121330, 165259), (130154, 154055)]