28970810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2557}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 57462912

約数和(自身を除く): 28492102

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 2557, 5114, 5665, 11330, 12785, 25570, 28127, 56254, 140635, 263371, 281270, 526742, 1316855, 2633710, 2897081, 5794162, 14485405, 28970810]

約数ペア:

[(1, 28970810), (2, 14485405), (5, 5794162), (10, 2897081), (11, 2633710), (22, 1316855), (55, 526742), (103, 281270), (110, 263371), (206, 140635), (515, 56254), (1030, 28127), (1133, 25570), (2266, 12785), (2557, 11330), (5114, 5665)]