20173495220

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2809679}}^1$

素因数の和:2810047

約数の個数: 24

約数和(自身を含む): 42482361600

約数和(自身を除く): 22308866380

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 2809679, 5619358, 11238716, 14048395, 28096790, 56193580, 1008674761, 2017349522, 4034699044, 5043373805, 10086747610, 20173495220]

約数ペア:

[(1, 20173495220), (2, 10086747610), (4, 5043373805), (5, 4034699044), (10, 2017349522), (20, 1008674761), (359, 56193580), (718, 28096790), (1436, 14048395), (1795, 11238716), (3590, 5619358), (7180, 2809679)]