20194433220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25890299}}^1$

素因数の和:25890324

約数の個数: 48

約数和(自身を含む): 60893985600

約数和(自身を除く): 40699552380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25890299, 51780598, 77670897, 103561196, 129451495, 155341794, 258902990, 310683588, 336573887, 388354485, 517805980, 673147774, 776708970, 1009721661, 1346295548, 1553417940, 1682869435, 2019443322, 3365738870, 4038886644, 5048608305, 6731477740, 10097216610, 20194433220]

約数ペア:

[(1, 20194433220), (2, 10097216610), (3, 6731477740), (4, 5048608305), (5, 4038886644), (6, 3365738870), (10, 2019443322), (12, 1682869435), (13, 1553417940), (15, 1346295548), (20, 1009721661), (26, 776708970), (30, 673147774), (39, 517805980), (52, 388354485), (60, 336573887), (65, 310683588), (78, 258902990), (130, 155341794), (156, 129451495), (195, 103561196), (260, 77670897), (390, 51780598), (780, 25890299)]