84355880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4127}}^1$

素因数の和:4218

約数の個数: 64

約数和(自身を含む): 219939840

約数和(自身を除く): 135583960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 4127, 5110, 8254, 10220, 16508, 20440, 20635, 28889, 33016, 41270, 57778, 82540, 115556, 144445, 165080, 231112, 288890, 301271, 577780, 602542, 1155560, 1205084, 1506355, 2108897, 2410168, 3012710, 4217794, 6025420, 8435588, 10544485, 12050840, 16871176, 21088970, 42177940, 84355880]

約数ペア:

[(1, 84355880), (2, 42177940), (4, 21088970), (5, 16871176), (7, 12050840), (8, 10544485), (10, 8435588), (14, 6025420), (20, 4217794), (28, 3012710), (35, 2410168), (40, 2108897), (56, 1506355), (70, 1205084), (73, 1155560), (140, 602542), (146, 577780), (280, 301271), (292, 288890), (365, 231112), (511, 165080), (584, 144445), (730, 115556), (1022, 82540), (1460, 57778), (2044, 41270), (2555, 33016), (2920, 28889), (4088, 20635), (4127, 20440), (5110, 16508), (8254, 10220)]