26438580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20983}}^1$

素因数の和:21005

約数の個数: 72

約数和(自身を含む): 91658112

約数和(自身を除く): 65219532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20983, 41966, 62949, 83932, 104915, 125898, 146881, 188847, 209830, 251796, 293762, 314745, 377694, 419660, 440643, 587524, 629490, 734405, 755388, 881286, 944235, 1258980, 1321929, 1468810, 1762572, 1888470, 2203215, 2643858, 2937620, 3776940, 4406430, 5287716, 6609645, 8812860, 13219290, 26438580]

約数ペア:

[(1, 26438580), (2, 13219290), (3, 8812860), (4, 6609645), (5, 5287716), (6, 4406430), (7, 3776940), (9, 2937620), (10, 2643858), (12, 2203215), (14, 1888470), (15, 1762572), (18, 1468810), (20, 1321929), (21, 1258980), (28, 944235), (30, 881286), (35, 755388), (36, 734405), (42, 629490), (45, 587524), (60, 440643), (63, 419660), (70, 377694), (84, 314745), (90, 293762), (105, 251796), (126, 209830), (140, 188847), (180, 146881), (210, 125898), (252, 104915), (315, 83932), (420, 62949), (630, 41966), (1260, 20983)]