29151220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{208223}}^1$

素因数の和:208239

約数の個数: 24

約数和(自身を含む): 69963264

約数和(自身を除く): 40812044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 208223, 416446, 832892, 1041115, 1457561, 2082230, 2915122, 4164460, 5830244, 7287805, 14575610, 29151220]

約数ペア:

[(1, 29151220), (2, 14575610), (4, 7287805), (5, 5830244), (7, 4164460), (10, 2915122), (14, 2082230), (20, 1457561), (28, 1041115), (35, 832892), (70, 416446), (140, 208223)]