138045220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{238009}}^1$

素因数の和:238047

約数の個数: 24

約数和(自身を含む): 299892600

約数和(自身を除く): 161847380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 238009, 476018, 952036, 1190045, 2380090, 4760180, 6902261, 13804522, 27609044, 34511305, 69022610, 138045220]

約数ペア:

[(1, 138045220), (2, 69022610), (4, 34511305), (5, 27609044), (10, 13804522), (20, 6902261), (29, 4760180), (58, 2380090), (116, 1190045), (145, 952036), (290, 476018), (580, 238009)]