About the Number

1684128640

1684128639 ← → 1684128641

2進数表記:1100100011000011100001110000000

漢数字表記:十六億八千四百十二万八千六百四十

素因数分解:

2 7 × 5 1 × 107 1 × 24593 1

素因数の和:24719
約数の個数: 64
約数和(自身を含む): 4063912560
約数和(自身を除く): 2379783920

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1070, 1712, 2140, 3424, 4280, 6848, 8560, 13696, 17120, 24593, 34240, 49186, 68480, 98372, 122965, 196744, 245930, 393488, 491860, 786976, 983720, 1573952, 1967440, 2631451, 3147904, 3934880, 5262902, 7869760, 10525804, 13157255, 15739520, 21051608, 26314510, 42103216, 52629020, 84206432, 105258040, 168412864, 210516080, 336825728, 421032160, 842064320, 1684128640]

約数ペア:
[(1, 1684128640), (2, 842064320), (4, 421032160), (5, 336825728), (8, 210516080), (10, 168412864), (16, 105258040), (20, 84206432), (32, 52629020), (40, 42103216), (64, 26314510), (80, 21051608), (107, 15739520), (128, 13157255), (160, 10525804), (214, 7869760), (320, 5262902), (428, 3934880), (535, 3147904), (640, 2631451), (856, 1967440), (1070, 1573952), (1712, 983720), (2140, 786976), (3424, 491860), (4280, 393488), (6848, 245930), (8560, 196744), (13696, 122965), (17120, 98372), (24593, 68480), (34240, 49186)]

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