20070490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7933}}^1$

素因数の和:7974

約数の個数: 32

約数和(自身を含む): 41129856

約数和(自身を除く): 21059366

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7933, 15866, 39665, 79330, 87263, 174526, 182459, 364918, 436315, 872630, 912295, 1824590, 2007049, 4014098, 10035245, 20070490]

約数ペア:

[(1, 20070490), (2, 10035245), (5, 4014098), (10, 2007049), (11, 1824590), (22, 912295), (23, 872630), (46, 436315), (55, 364918), (110, 182459), (115, 174526), (230, 87263), (253, 79330), (506, 39665), (1265, 15866), (2530, 7933)]