40590224

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18251}}^1$

素因数の和:18398

約数の個数: 20

約数和(自身を含む): 79213680

約数和(自身を除く): 38623456

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18251, 36502, 73004, 146008, 292016, 2536889, 5073778, 10147556, 20295112, 40590224]

約数ペア:

[(1, 40590224), (2, 20295112), (4, 10147556), (8, 5073778), (16, 2536889), (139, 292016), (278, 146008), (556, 73004), (1112, 36502), (2224, 18251)]