2019202500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{38461}}^1$

素因数の和:38495

約数の個数: 120

約数和(自身を含む): 6728696128

約数和(自身を除く): 4709493628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 625, 700, 750, 875, 1050, 1250, 1500, 1750, 1875, 2100, 2500, 2625, 3500, 3750, 4375, 5250, 7500, 8750, 10500, 13125, 17500, 26250, 38461, 52500, 76922, 115383, 153844, 192305, 230766, 269227, 384610, 461532, 538454, 576915, 769220, 807681, 961525, 1076908, 1153830, 1346135, 1615362, 1923050, 2307660, 2692270, 2884575, 3230724, 3846100, 4038405, 4807625, 5384540, 5769150, 6730675, 8076810, 9615250, 11538300, 13461350, 14422875, 16153620, 19230500, 20192025, 24038125, 26922700, 28845750, 33653375, 40384050, 48076250, 57691500, 67306750, 72114375, 80768100, 96152500, 100960125, 134613500, 144228750, 168266875, 201920250, 288457500, 336533750, 403840500, 504800625, 673067500, 1009601250, 2019202500]

約数ペア:

[(1, 2019202500), (2, 1009601250), (3, 673067500), (4, 504800625), (5, 403840500), (6, 336533750), (7, 288457500), (10, 201920250), (12, 168266875), (14, 144228750), (15, 134613500), (20, 100960125), (21, 96152500), (25, 80768100), (28, 72114375), (30, 67306750), (35, 57691500), (42, 48076250), (50, 40384050), (60, 33653375), (70, 28845750), (75, 26922700), (84, 24038125), (100, 20192025), (105, 19230500), (125, 16153620), (140, 14422875), (150, 13461350), (175, 11538300), (210, 9615250), (250, 8076810), (300, 6730675), (350, 5769150), (375, 5384540), (420, 4807625), (500, 4038405), (525, 3846100), (625, 3230724), (700, 2884575), (750, 2692270), (875, 2307660), (1050, 1923050), (1250, 1615362), (1500, 1346135), (1750, 1153830), (1875, 1076908), (2100, 961525), (2500, 807681), (2625, 769220), (3500, 576915), (3750, 538454), (4375, 461532), (5250, 384610), (7500, 269227), (8750, 230766), (10500, 192305), (13125, 153844), (17500, 115383), (26250, 76922), (38461, 52500)]