8980860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21383}}^1$

素因数の和:21402

約数の個数: 48

約数和(自身を含む): 28740096

約数和(自身を除く): 19759236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21383, 42766, 64149, 85532, 106915, 128298, 149681, 213830, 256596, 299362, 320745, 427660, 449043, 598724, 641490, 748405, 898086, 1282980, 1496810, 1796172, 2245215, 2993620, 4490430, 8980860]

約数ペア:

[(1, 8980860), (2, 4490430), (3, 2993620), (4, 2245215), (5, 1796172), (6, 1496810), (7, 1282980), (10, 898086), (12, 748405), (14, 641490), (15, 598724), (20, 449043), (21, 427660), (28, 320745), (30, 299362), (35, 256596), (42, 213830), (60, 149681), (70, 128298), (84, 106915), (105, 85532), (140, 64149), (210, 42766), (420, 21383)]