2018921600

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{27431}}^1$

素因数の和:27478

約数の個数: 96

約数和(自身を含む): 5204399040

約数和(自身を除く): 3185477440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 320, 368, 400, 460, 575, 640, 736, 800, 920, 1150, 1472, 1600, 1840, 2300, 2944, 3200, 3680, 4600, 7360, 9200, 14720, 18400, 27431, 36800, 54862, 73600, 109724, 137155, 219448, 274310, 438896, 548620, 630913, 685775, 877792, 1097240, 1261826, 1371550, 1755584, 2194480, 2523652, 2743100, 3154565, 3511168, 4388960, 5047304, 5486200, 6309130, 8777920, 10094608, 10972400, 12618260, 15772825, 17555840, 20189216, 21944800, 25236520, 31545650, 40378432, 43889600, 50473040, 63091300, 80756864, 87779200, 100946080, 126182600, 201892160, 252365200, 403784320, 504730400, 1009460800, 2018921600]

約数ペア:

[(1, 2018921600), (2, 1009460800), (4, 504730400), (5, 403784320), (8, 252365200), (10, 201892160), (16, 126182600), (20, 100946080), (23, 87779200), (25, 80756864), (32, 63091300), (40, 50473040), (46, 43889600), (50, 40378432), (64, 31545650), (80, 25236520), (92, 21944800), (100, 20189216), (115, 17555840), (128, 15772825), (160, 12618260), (184, 10972400), (200, 10094608), (230, 8777920), (320, 6309130), (368, 5486200), (400, 5047304), (460, 4388960), (575, 3511168), (640, 3154565), (736, 2743100), (800, 2523652), (920, 2194480), (1150, 1755584), (1472, 1371550), (1600, 1261826), (1840, 1097240), (2300, 877792), (2944, 685775), (3200, 630913), (3680, 548620), (4600, 438896), (7360, 274310), (9200, 219448), (14720, 137155), (18400, 109724), (27431, 73600), (36800, 54862)]