29107780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111953}}^1$

素因数の和:111975

約数の個数: 24

約数和(自身を含む): 65828952

約数和(自身を除く): 36721172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 111953, 223906, 447812, 559765, 1119530, 1455389, 2239060, 2910778, 5821556, 7276945, 14553890, 29107780]

約数ペア:

[(1, 29107780), (2, 14553890), (4, 7276945), (5, 5821556), (10, 2910778), (13, 2239060), (20, 1455389), (26, 1119530), (52, 559765), (65, 447812), (130, 223906), (260, 111953)]