7138401140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2111953}}^1$

素因数の和:2111988

約数の個数: 36

約数和(自身を含む): 16232478444

約数和(自身を除く): 9094077304

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 2111953, 4223906, 8447812, 10559765, 21119530, 27455389, 42239060, 54910778, 109821556, 137276945, 274553890, 356920057, 549107780, 713840114, 1427680228, 1784600285, 3569200570, 7138401140]

約数ペア:

[(1, 7138401140), (2, 3569200570), (4, 1784600285), (5, 1427680228), (10, 713840114), (13, 549107780), (20, 356920057), (26, 274553890), (52, 137276945), (65, 109821556), (130, 54910778), (169, 42239060), (260, 27455389), (338, 21119530), (676, 10559765), (845, 8447812), (1690, 4223906), (3380, 2111953)]