39307790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{64439}}^1$

素因数の和:64507

約数の個数: 16

約数和(自身を含む): 71915040

約数和(自身を除く): 32607250

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 64439, 128878, 322195, 644390, 3930779, 7861558, 19653895, 39307790]

約数ペア:

[(1, 39307790), (2, 19653895), (5, 7861558), (10, 3930779), (61, 644390), (122, 322195), (305, 128878), (610, 64439)]