About the Number

1971040

1971039 ← → 1971041

2進数表記:111100001001101100000

漢数字表記:百九十七万千四十

素因数分解:

2 5 × 5 1 × 97 1 × 127 1

素因数の和:239
約数の個数: 48
約数和(自身を含む): 4741632
約数和(自身を除く): 2770592

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 127, 160, 194, 254, 388, 485, 508, 635, 776, 970, 1016, 1270, 1552, 1940, 2032, 2540, 3104, 3880, 4064, 5080, 7760, 10160, 12319, 15520, 20320, 24638, 49276, 61595, 98552, 123190, 197104, 246380, 394208, 492760, 985520, 1971040]

約数ペア:
[(1, 1971040), (2, 985520), (4, 492760), (5, 394208), (8, 246380), (10, 197104), (16, 123190), (20, 98552), (32, 61595), (40, 49276), (80, 24638), (97, 20320), (127, 15520), (160, 12319), (194, 10160), (254, 7760), (388, 5080), (485, 4064), (508, 3880), (635, 3104), (776, 2540), (970, 2032), (1016, 1940), (1270, 1552)]

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