1960840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 5184000

約数和(自身を除く): 3223160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 149, 188, 235, 280, 298, 329, 376, 470, 596, 658, 745, 940, 1043, 1192, 1316, 1490, 1645, 1880, 2086, 2632, 2980, 3290, 4172, 5215, 5960, 6580, 7003, 8344, 10430, 13160, 14006, 20860, 28012, 35015, 41720, 49021, 56024, 70030, 98042, 140060, 196084, 245105, 280120, 392168, 490210, 980420, 1960840]

約数ペア:

[(1, 1960840), (2, 980420), (4, 490210), (5, 392168), (7, 280120), (8, 245105), (10, 196084), (14, 140060), (20, 98042), (28, 70030), (35, 56024), (40, 49021), (47, 41720), (56, 35015), (70, 28012), (94, 20860), (140, 14006), (149, 13160), (188, 10430), (235, 8344), (280, 7003), (298, 6580), (329, 5960), (376, 5215), (470, 4172), (596, 3290), (658, 2980), (745, 2632), (940, 2086), (1043, 1880), (1192, 1645), (1316, 1490)]