20397780470

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{853}}^1\times {\mathrm{6661}}^1$

素因数の和:7880

約数の個数: 32

約数和(自身を含む): 36866975040

約数和(自身を除く): 16469194570

約数列:

[1, 2, 5, 10, 359, 718, 853, 1706, 1795, 3590, 4265, 6661, 8530, 13322, 33305, 66610, 306227, 612454, 1531135, 2391299, 3062270, 4782598, 5681833, 11363666, 11956495, 23912990, 28409165, 56818330, 2039778047, 4079556094, 10198890235, 20397780470]

約数ペア:

[(1, 20397780470), (2, 10198890235), (5, 4079556094), (10, 2039778047), (359, 56818330), (718, 28409165), (853, 23912990), (1706, 11956495), (1795, 11363666), (3590, 5681833), (4265, 4782598), (6661, 3062270), (8530, 2391299), (13322, 1531135), (33305, 612454), (66610, 306227)]