About the Number

2009491488

2009491487 ← → 2009491489

2進数表記:1110111110001100110100000100000

漢数字表記:二十億九百四十九万千四百八十八

素因数分解:

2 5 × 3 2 × 229 1 × 30469 1

素因数の和:30714
約数の個数: 72
約数和(自身を含む): 5739633900
約数和(自身を除く): 3730142412

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 229, 288, 458, 687, 916, 1374, 1832, 2061, 2748, 3664, 4122, 5496, 7328, 8244, 10992, 16488, 21984, 30469, 32976, 60938, 65952, 91407, 121876, 182814, 243752, 274221, 365628, 487504, 548442, 731256, 975008, 1096884, 1462512, 2193768, 2925024, 4387536, 6977401, 8775072, 13954802, 20932203, 27909604, 41864406, 55819208, 62796609, 83728812, 111638416, 125593218, 167457624, 223276832, 251186436, 334915248, 502372872, 669830496, 1004745744, 2009491488]

約数ペア:
[(1, 2009491488), (2, 1004745744), (3, 669830496), (4, 502372872), (6, 334915248), (8, 251186436), (9, 223276832), (12, 167457624), (16, 125593218), (18, 111638416), (24, 83728812), (32, 62796609), (36, 55819208), (48, 41864406), (72, 27909604), (96, 20932203), (144, 13954802), (229, 8775072), (288, 6977401), (458, 4387536), (687, 2925024), (916, 2193768), (1374, 1462512), (1832, 1096884), (2061, 975008), (2748, 731256), (3664, 548442), (4122, 487504), (5496, 365628), (7328, 274221), (8244, 243752), (10992, 182814), (16488, 121876), (21984, 91407), (30469, 65952), (32976, 60938)]

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