About the Number

1242047488

1242047487 ← → 1242047489

2進数表記:1001010000010000010010000000000

漢数字表記:十二億四千二百四万七千四百八十八

素因数分解:

2 10 × 11 1 × 31 1 × 3557 1

素因数の和:3619
約数の個数: 88
約数和(自身を含む): 2796758784
約数和(自身を除く): 1554711296

約数列:
[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 512, 682, 704, 992, 1024, 1364, 1408, 1984, 2728, 2816, 3557, 3968, 5456, 5632, 7114, 7936, 10912, 11264, 14228, 15872, 21824, 28456, 31744, 39127, 43648, 56912, 78254, 87296, 110267, 113824, 156508, 174592, 220534, 227648, 313016, 349184, 441068, 455296, 626032, 882136, 910592, 1212937, 1252064, 1764272, 1821184, 2425874, 2504128, 3528544, 3642368, 4851748, 5008256, 7057088, 9703496, 10016512, 14114176, 19406992, 20033024, 28228352, 38813984, 40066048, 56456704, 77627968, 112913408, 155255936, 310511872, 621023744, 1242047488]

約数ペア:
[(1, 1242047488), (2, 621023744), (4, 310511872), (8, 155255936), (11, 112913408), (16, 77627968), (22, 56456704), (31, 40066048), (32, 38813984), (44, 28228352), (62, 20033024), (64, 19406992), (88, 14114176), (124, 10016512), (128, 9703496), (176, 7057088), (248, 5008256), (256, 4851748), (341, 3642368), (352, 3528544), (496, 2504128), (512, 2425874), (682, 1821184), (704, 1764272), (992, 1252064), (1024, 1212937), (1364, 910592), (1408, 882136), (1984, 626032), (2728, 455296), (2816, 441068), (3557, 349184), (3968, 313016), (5456, 227648), (5632, 220534), (7114, 174592), (7936, 156508), (10912, 113824), (11264, 110267), (14228, 87296), (15872, 78254), (21824, 56912), (28456, 43648), (31744, 39127)]

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