53232740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21997}}^1$

素因数の和:22028

約数の個数: 36

約数和(自身を含む): 122880828

約数和(自身を除く): 69648088

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 21997, 43994, 87988, 109985, 219970, 241967, 439940, 483934, 967868, 1209835, 2419670, 2661637, 4839340, 5323274, 10646548, 13308185, 26616370, 53232740]

約数ペア:

[(1, 53232740), (2, 26616370), (4, 13308185), (5, 10646548), (10, 5323274), (11, 4839340), (20, 2661637), (22, 2419670), (44, 1209835), (55, 967868), (110, 483934), (121, 439940), (220, 241967), (242, 219970), (484, 109985), (605, 87988), (1210, 43994), (2420, 21997)]