2018046520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1877

約数の個数: 128

約数和(自身を含む): 5362329600

約数和(自身を除く): 3344283080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 89, 94, 140, 178, 188, 235, 280, 329, 356, 376, 445, 470, 623, 658, 712, 890, 940, 1246, 1316, 1645, 1723, 1780, 1880, 2492, 2632, 3115, 3290, 3446, 3560, 4183, 4984, 6230, 6580, 6892, 8366, 8615, 12061, 12460, 13160, 13784, 16732, 17230, 20915, 24122, 24920, 29281, 33464, 34460, 41830, 48244, 58562, 60305, 68920, 80981, 83660, 96488, 117124, 120610, 146405, 153347, 161962, 167320, 234248, 241220, 292810, 306694, 323924, 404905, 482440, 566867, 585620, 613388, 647848, 766735, 809810, 1073429, 1133734, 1171240, 1226776, 1533470, 1619620, 2146858, 2267468, 2834335, 3066940, 3239240, 4293716, 4534936, 5367145, 5668670, 6133880, 7207309, 8587432, 10734290, 11337340, 14414618, 21468580, 22674680, 28829236, 36036545, 42937160, 50451163, 57658472, 72073090, 100902326, 144146180, 201804652, 252255815, 288292360, 403609304, 504511630, 1009023260, 2018046520]

約数ペア:

[(1, 2018046520), (2, 1009023260), (4, 504511630), (5, 403609304), (7, 288292360), (8, 252255815), (10, 201804652), (14, 144146180), (20, 100902326), (28, 72073090), (35, 57658472), (40, 50451163), (47, 42937160), (56, 36036545), (70, 28829236), (89, 22674680), (94, 21468580), (140, 14414618), (178, 11337340), (188, 10734290), (235, 8587432), (280, 7207309), (329, 6133880), (356, 5668670), (376, 5367145), (445, 4534936), (470, 4293716), (623, 3239240), (658, 3066940), (712, 2834335), (890, 2267468), (940, 2146858), (1246, 1619620), (1316, 1533470), (1645, 1226776), (1723, 1171240), (1780, 1133734), (1880, 1073429), (2492, 809810), (2632, 766735), (3115, 647848), (3290, 613388), (3446, 585620), (3560, 566867), (4183, 482440), (4984, 404905), (6230, 323924), (6580, 306694), (6892, 292810), (8366, 241220), (8615, 234248), (12061, 167320), (12460, 161962), (13160, 153347), (13784, 146405), (16732, 120610), (17230, 117124), (20915, 96488), (24122, 83660), (24920, 80981), (29281, 68920), (33464, 60305), (34460, 58562), (41830, 48244)]