28630400

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 73990800

約数和(自身を除く): 45360400

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, 389, 400, 460, 575, 640, 736, 778, 800, 920, 1150, 1472, 1556, 1600, 1840, 1945, 2300, 2944, 3112, 3200, 3680, 3890, 4600, 6224, 7360, 7780, 8947, 9200, 9725, 12448, 14720, 15560, 17894, 18400, 19450, 24896, 31120, 35788, 36800, 38900, 44735, 49792, 62240, 71576, 73600, 77800, 89470, 124480, 143152, 155600, 178940, 223675, 248960, 286304, 311200, 357880, 447350, 572608, 622400, 715760, 894700, 1145216, 1244800, 1431520, 1789400, 2863040, 3578800, 5726080, 7157600, 14315200, 28630400]

約数ペア:

[(1, 28630400), (2, 14315200), (4, 7157600), (5, 5726080), (8, 3578800), (10, 2863040), (16, 1789400), (20, 1431520), (23, 1244800), (25, 1145216), (32, 894700), (40, 715760), (46, 622400), (50, 572608), (64, 447350), (80, 357880), (92, 311200), (100, 286304), (115, 248960), (128, 223675), (160, 178940), (184, 155600), (200, 143152), (230, 124480), (320, 89470), (368, 77800), (389, 73600), (400, 71576), (460, 62240), (575, 49792), (640, 44735), (736, 38900), (778, 36800), (800, 35788), (920, 31120), (1150, 24896), (1472, 19450), (1556, 18400), (1600, 17894), (1840, 15560), (1945, 14720), (2300, 12448), (2944, 9725), (3112, 9200), (3200, 8947), (3680, 7780), (3890, 7360), (4600, 6224)]