2021949160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3931}}^1$

素因数の和:4127

約数の個数: 128

約数和(自身を含む): 5707376640

約数和(自身を除く): 3685427480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 167, 220, 280, 308, 334, 385, 440, 616, 668, 770, 835, 1169, 1336, 1540, 1670, 1837, 2338, 3080, 3340, 3674, 3931, 4676, 5845, 6680, 7348, 7862, 9185, 9352, 11690, 12859, 14696, 15724, 18370, 19655, 23380, 25718, 27517, 31448, 36740, 39310, 43241, 46760, 51436, 55034, 64295, 73480, 78620, 86482, 102872, 110068, 128590, 137585, 157240, 172964, 216205, 220136, 257180, 275170, 302687, 345928, 432410, 514360, 550340, 605374, 656477, 864820, 1100680, 1210748, 1312954, 1513435, 1729640, 2421496, 2625908, 3026870, 3282385, 4595339, 5251816, 6053740, 6564770, 7221247, 9190678, 12107480, 13129540, 14442494, 18381356, 22976695, 26259080, 28884988, 36106235, 36762712, 45953390, 50548729, 57769976, 72212470, 91906780, 101097458, 144424940, 183813560, 202194916, 252743645, 288849880, 404389832, 505487290, 1010974580, 2021949160]

約数ペア:

[(1, 2021949160), (2, 1010974580), (4, 505487290), (5, 404389832), (7, 288849880), (8, 252743645), (10, 202194916), (11, 183813560), (14, 144424940), (20, 101097458), (22, 91906780), (28, 72212470), (35, 57769976), (40, 50548729), (44, 45953390), (55, 36762712), (56, 36106235), (70, 28884988), (77, 26259080), (88, 22976695), (110, 18381356), (140, 14442494), (154, 13129540), (167, 12107480), (220, 9190678), (280, 7221247), (308, 6564770), (334, 6053740), (385, 5251816), (440, 4595339), (616, 3282385), (668, 3026870), (770, 2625908), (835, 2421496), (1169, 1729640), (1336, 1513435), (1540, 1312954), (1670, 1210748), (1837, 1100680), (2338, 864820), (3080, 656477), (3340, 605374), (3674, 550340), (3931, 514360), (4676, 432410), (5845, 345928), (6680, 302687), (7348, 275170), (7862, 257180), (9185, 220136), (9352, 216205), (11690, 172964), (12859, 157240), (14696, 137585), (15724, 128590), (18370, 110068), (19655, 102872), (23380, 86482), (25718, 78620), (27517, 73480), (31448, 64295), (36740, 55034), (39310, 51436), (43241, 46760)]