339930920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1214039}}^1$

素因数の和:1214057

約数の個数: 32

約数和(自身を含む): 874108800

約数和(自身を除く): 534177880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1214039, 2428078, 4856156, 6070195, 8498273, 9712312, 12140390, 16996546, 24280780, 33993092, 42491365, 48561560, 67986184, 84982730, 169965460, 339930920]

約数ペア:

[(1, 339930920), (2, 169965460), (4, 84982730), (5, 67986184), (7, 48561560), (8, 42491365), (10, 33993092), (14, 24280780), (20, 16996546), (28, 12140390), (35, 9712312), (40, 8498273), (56, 6070195), (70, 4856156), (140, 2428078), (280, 1214039)]