19608400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 55353600

約数和(自身を除く): 35745200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 140, 149, 175, 188, 200, 235, 280, 298, 329, 350, 376, 400, 470, 560, 596, 658, 700, 745, 752, 940, 1043, 1175, 1192, 1316, 1400, 1490, 1645, 1880, 2086, 2350, 2384, 2632, 2800, 2980, 3290, 3725, 3760, 4172, 4700, 5215, 5264, 5960, 6580, 7003, 7450, 8225, 8344, 9400, 10430, 11920, 13160, 14006, 14900, 16450, 16688, 18800, 20860, 26075, 26320, 28012, 29800, 32900, 35015, 41720, 49021, 52150, 56024, 59600, 65800, 70030, 83440, 98042, 104300, 112048, 131600, 140060, 175075, 196084, 208600, 245105, 280120, 350150, 392168, 417200, 490210, 560240, 700300, 784336, 980420, 1225525, 1400600, 1960840, 2451050, 2801200, 3921680, 4902100, 9804200, 19608400]

約数ペア:

[(1, 19608400), (2, 9804200), (4, 4902100), (5, 3921680), (7, 2801200), (8, 2451050), (10, 1960840), (14, 1400600), (16, 1225525), (20, 980420), (25, 784336), (28, 700300), (35, 560240), (40, 490210), (47, 417200), (50, 392168), (56, 350150), (70, 280120), (80, 245105), (94, 208600), (100, 196084), (112, 175075), (140, 140060), (149, 131600), (175, 112048), (188, 104300), (200, 98042), (235, 83440), (280, 70030), (298, 65800), (329, 59600), (350, 56024), (376, 52150), (400, 49021), (470, 41720), (560, 35015), (596, 32900), (658, 29800), (700, 28012), (745, 26320), (752, 26075), (940, 20860), (1043, 18800), (1175, 16688), (1192, 16450), (1316, 14900), (1400, 14006), (1490, 13160), (1645, 11920), (1880, 10430), (2086, 9400), (2350, 8344), (2384, 8225), (2632, 7450), (2800, 7003), (2980, 6580), (3290, 5960), (3725, 5264), (3760, 5215), (4172, 4700)]