20145219170

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15461}}^1\times {\mathrm{4493}}^1$

素因数の和:19990

約数の個数: 32

約数和(自身を含む): 37522563120

約数和(自身を除く): 17377343950

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 4493, 8986, 15461, 22465, 30922, 44930, 77305, 130297, 154610, 260594, 448369, 651485, 896738, 1302970, 2241845, 4483690, 69466273, 138932546, 347331365, 694662730, 2014521917, 4029043834, 10072609585, 20145219170]

約数ペア:

[(1, 20145219170), (2, 10072609585), (5, 4029043834), (10, 2014521917), (29, 694662730), (58, 347331365), (145, 138932546), (290, 69466273), (4493, 4483690), (8986, 2241845), (15461, 1302970), (22465, 896738), (30922, 651485), (44930, 448369), (77305, 260594), (130297, 154610)]