About the Number

2908480

2908479 ← → 2908481

2進数表記:1011000110000101000000

漢数字表記:二百九十万八千四百八十

素因数分解:

2 6 × 5 1 × 61 1 × 149 1

素因数の和:227
約数の個数: 56
約数和(自身を含む): 7086600
約数和(自身を除く): 4178120

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 149, 160, 244, 298, 305, 320, 488, 596, 610, 745, 976, 1192, 1220, 1490, 1952, 2384, 2440, 2980, 3904, 4768, 4880, 5960, 9089, 9536, 9760, 11920, 18178, 19520, 23840, 36356, 45445, 47680, 72712, 90890, 145424, 181780, 290848, 363560, 581696, 727120, 1454240, 2908480]

約数ペア:
[(1, 2908480), (2, 1454240), (4, 727120), (5, 581696), (8, 363560), (10, 290848), (16, 181780), (20, 145424), (32, 90890), (40, 72712), (61, 47680), (64, 45445), (80, 36356), (122, 23840), (149, 19520), (160, 18178), (244, 11920), (298, 9760), (305, 9536), (320, 9089), (488, 5960), (596, 4880), (610, 4768), (745, 3904), (976, 2980), (1192, 2440), (1220, 2384), (1490, 1952)]

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