57071480

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2089}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 128660400

約数和(自身を除く): 71588920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2089, 2732, 3415, 4178, 5464, 6830, 8356, 10445, 13660, 16712, 20890, 27320, 41780, 83560, 1426787, 2853574, 5707148, 7133935, 11414296, 14267870, 28535740, 57071480]

約数ペア:

[(1, 57071480), (2, 28535740), (4, 14267870), (5, 11414296), (8, 7133935), (10, 5707148), (20, 2853574), (40, 1426787), (683, 83560), (1366, 41780), (2089, 27320), (2732, 20890), (3415, 16712), (4178, 13660), (5464, 10445), (6830, 8356)]