2017705900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{16103}}^1$

素因数の和:16303

約数の個数: 72

約数和(自身を含む): 5032177920

約数和(自身を除く): 3014472020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 179, 350, 358, 700, 716, 895, 1253, 1790, 2506, 3580, 4475, 5012, 6265, 8950, 12530, 16103, 17900, 25060, 31325, 32206, 62650, 64412, 80515, 112721, 125300, 161030, 225442, 322060, 402575, 450884, 563605, 805150, 1127210, 1610300, 2254420, 2818025, 2882437, 5636050, 5764874, 11272100, 11529748, 14412185, 20177059, 28824370, 40354118, 57648740, 72060925, 80708236, 100885295, 144121850, 201770590, 288243700, 403541180, 504426475, 1008852950, 2017705900]

約数ペア:

[(1, 2017705900), (2, 1008852950), (4, 504426475), (5, 403541180), (7, 288243700), (10, 201770590), (14, 144121850), (20, 100885295), (25, 80708236), (28, 72060925), (35, 57648740), (50, 40354118), (70, 28824370), (100, 20177059), (140, 14412185), (175, 11529748), (179, 11272100), (350, 5764874), (358, 5636050), (700, 2882437), (716, 2818025), (895, 2254420), (1253, 1610300), (1790, 1127210), (2506, 805150), (3580, 563605), (4475, 450884), (5012, 402575), (6265, 322060), (8950, 225442), (12530, 161030), (16103, 125300), (17900, 112721), (25060, 80515), (31325, 64412), (32206, 62650)]