20196349740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16028849}}^1$

素因数の和:16028871

約数の個数: 72

約数和(自身を含む): 70014016800

約数和(自身を除く): 49817667060

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, 16028849, 32057698, 48086547, 64115396, 80144245, 96173094, 112201943, 144259641, 160288490, 192346188, 224403886, 240432735, 288519282, 320576980, 336605829, 448807772, 480865470, 561009715, 577038564, 673211658, 721298205, 961730940, 1009817487, 1122019430, 1346423316, 1442596410, 1683029145, 2019634974, 2244038860, 2885192820, 3366058290, 4039269948, 5049087435, 6732116580, 10098174870, 20196349740]

約数ペア:

[(1, 20196349740), (2, 10098174870), (3, 6732116580), (4, 5049087435), (5, 4039269948), (6, 3366058290), (7, 2885192820), (9, 2244038860), (10, 2019634974), (12, 1683029145), (14, 1442596410), (15, 1346423316), (18, 1122019430), (20, 1009817487), (21, 961730940), (28, 721298205), (30, 673211658), (35, 577038564), (36, 561009715), (42, 480865470), (45, 448807772), (60, 336605829), (63, 320576980), (70, 288519282), (84, 240432735), (90, 224403886), (105, 192346188), (126, 160288490), (140, 144259641), (180, 112201943), (210, 96173094), (252, 80144245), (315, 64115396), (420, 48086547), (630, 32057698), (1260, 16028849)]