54208520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71327}}^1$

素因数の和:71357

約数の個数: 32

約数和(自身を含む): 128390400

約数和(自身を除く): 74181880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 71327, 142654, 285308, 356635, 570616, 713270, 1355213, 1426540, 2710426, 2853080, 5420852, 6776065, 10841704, 13552130, 27104260, 54208520]

約数ペア:

[(1, 54208520), (2, 27104260), (4, 13552130), (5, 10841704), (8, 6776065), (10, 5420852), (19, 2853080), (20, 2710426), (38, 1426540), (40, 1355213), (76, 713270), (95, 570616), (152, 356635), (190, 285308), (380, 142654), (760, 71327)]