980221410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1555907}}^1$

素因数の和:1555927

約数の個数: 48

約数和(自身を含む): 2912659776

約数和(自身を除く): 1932438366

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1555907, 3111814, 4667721, 7779535, 9335442, 10891349, 14003163, 15559070, 21782698, 23338605, 28006326, 32674047, 46677210, 54456745, 65348094, 70015815, 98022141, 108913490, 140031630, 163370235, 196044282, 326740470, 490110705, 980221410]

約数ペア:

[(1, 980221410), (2, 490110705), (3, 326740470), (5, 196044282), (6, 163370235), (7, 140031630), (9, 108913490), (10, 98022141), (14, 70015815), (15, 65348094), (18, 54456745), (21, 46677210), (30, 32674047), (35, 28006326), (42, 23338605), (45, 21782698), (63, 15559070), (70, 14003163), (90, 10891349), (105, 9335442), (126, 7779535), (210, 4667721), (315, 3111814), (630, 1555907)]