20129600

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:592

約数の個数: 84

約数和(自身を含む): 51779424

約数和(自身を除く): 31649824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 160, 184, 200, 230, 320, 368, 400, 460, 547, 575, 736, 800, 920, 1094, 1150, 1472, 1600, 1840, 2188, 2300, 2735, 3680, 4376, 4600, 5470, 7360, 8752, 9200, 10940, 12581, 13675, 17504, 18400, 21880, 25162, 27350, 35008, 36800, 43760, 50324, 54700, 62905, 87520, 100648, 109400, 125810, 175040, 201296, 218800, 251620, 314525, 402592, 437600, 503240, 629050, 805184, 875200, 1006480, 1258100, 2012960, 2516200, 4025920, 5032400, 10064800, 20129600]

約数ペア:

[(1, 20129600), (2, 10064800), (4, 5032400), (5, 4025920), (8, 2516200), (10, 2012960), (16, 1258100), (20, 1006480), (23, 875200), (25, 805184), (32, 629050), (40, 503240), (46, 437600), (50, 402592), (64, 314525), (80, 251620), (92, 218800), (100, 201296), (115, 175040), (160, 125810), (184, 109400), (200, 100648), (230, 87520), (320, 62905), (368, 54700), (400, 50324), (460, 43760), (547, 36800), (575, 35008), (736, 27350), (800, 25162), (920, 21880), (1094, 18400), (1150, 17504), (1472, 13675), (1600, 12581), (1840, 10940), (2188, 9200), (2300, 8752), (2735, 7360), (3680, 5470), (4376, 4600)]