57142880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18797}}^1$

素因数の和:18831

約数の個数: 48

約数和(自身を含む): 142112880

約数和(自身を除く): 84970000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 18797, 37594, 75188, 93985, 150376, 187970, 300752, 357143, 375940, 601504, 714286, 751880, 1428572, 1503760, 1785715, 2857144, 3007520, 3571430, 5714288, 7142860, 11428576, 14285720, 28571440, 57142880]

約数ペア:

[(1, 57142880), (2, 28571440), (4, 14285720), (5, 11428576), (8, 7142860), (10, 5714288), (16, 3571430), (19, 3007520), (20, 2857144), (32, 1785715), (38, 1503760), (40, 1428572), (76, 751880), (80, 714286), (95, 601504), (152, 375940), (160, 357143), (190, 300752), (304, 187970), (380, 150376), (608, 93985), (760, 75188), (1520, 37594), (3040, 18797)]