About the Number

1302880

1302879 ← → 1302881

2進数表記:100111110000101100000

漢数字表記:百三十万二千八百八十

素因数分解:

2 5 × 5 1 × 17 1 × 479 1

素因数の和:511
約数の個数: 48
約数和(自身を含む): 3265920
約数和(自身を除く): 1963040

約数列:
[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 479, 544, 680, 958, 1360, 1916, 2395, 2720, 3832, 4790, 7664, 8143, 9580, 15328, 16286, 19160, 32572, 38320, 40715, 65144, 76640, 81430, 130288, 162860, 260576, 325720, 651440, 1302880]

約数ペア:
[(1, 1302880), (2, 651440), (4, 325720), (5, 260576), (8, 162860), (10, 130288), (16, 81430), (17, 76640), (20, 65144), (32, 40715), (34, 38320), (40, 32572), (68, 19160), (80, 16286), (85, 15328), (136, 9580), (160, 8143), (170, 7664), (272, 4790), (340, 3832), (479, 2720), (544, 2395), (680, 1916), (958, 1360)]

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