16254880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5347}}^1$

素因数の和:5381

約数の個数: 48

約数和(自身を含む): 40430880

約数和(自身を除く): 24176000

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, 5347, 10694, 21388, 26735, 42776, 53470, 85552, 101593, 106940, 171104, 203186, 213880, 406372, 427760, 507965, 812744, 855520, 1015930, 1625488, 2031860, 3250976, 4063720, 8127440, 16254880]

約数ペア:

[(1, 16254880), (2, 8127440), (4, 4063720), (5, 3250976), (8, 2031860), (10, 1625488), (16, 1015930), (19, 855520), (20, 812744), (32, 507965), (38, 427760), (40, 406372), (76, 213880), (80, 203186), (95, 171104), (152, 106940), (160, 101593), (190, 85552), (304, 53470), (380, 42776), (608, 26735), (760, 21388), (1520, 10694), (3040, 5347)]