5391440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3547}}^1$

素因数の和:3579

約数の個数: 40

約数和(自身を含む): 13198560

約数和(自身を除く): 7807120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3547, 7094, 14188, 17735, 28376, 35470, 56752, 67393, 70940, 134786, 141880, 269572, 283760, 336965, 539144, 673930, 1078288, 1347860, 2695720, 5391440]

約数ペア:

[(1, 5391440), (2, 2695720), (4, 1347860), (5, 1078288), (8, 673930), (10, 539144), (16, 336965), (19, 283760), (20, 269572), (38, 141880), (40, 134786), (76, 70940), (80, 67393), (95, 56752), (152, 35470), (190, 28376), (304, 17735), (380, 14188), (760, 7094), (1520, 3547)]