28010640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16673}}^1$

素因数の和:16696

約数の個数: 80

約数和(自身を含む): 99243648

約数和(自身を除く): 71233008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16673, 33346, 50019, 66692, 83365, 100038, 116711, 133384, 166730, 200076, 233422, 250095, 266768, 333460, 350133, 400152, 466844, 500190, 583555, 666920, 700266, 800304, 933688, 1000380, 1167110, 1333840, 1400532, 1750665, 1867376, 2000760, 2334220, 2801064, 3501330, 4001520, 4668440, 5602128, 7002660, 9336880, 14005320, 28010640]

約数ペア:

[(1, 28010640), (2, 14005320), (3, 9336880), (4, 7002660), (5, 5602128), (6, 4668440), (7, 4001520), (8, 3501330), (10, 2801064), (12, 2334220), (14, 2000760), (15, 1867376), (16, 1750665), (20, 1400532), (21, 1333840), (24, 1167110), (28, 1000380), (30, 933688), (35, 800304), (40, 700266), (42, 666920), (48, 583555), (56, 500190), (60, 466844), (70, 400152), (80, 350133), (84, 333460), (105, 266768), (112, 250095), (120, 233422), (140, 200076), (168, 166730), (210, 133384), (240, 116711), (280, 100038), (336, 83365), (420, 66692), (560, 50019), (840, 33346), (1680, 16673)]