551405960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1969307}}^1$

素因数の和:1969325

約数の個数: 32

約数和(自身を含む): 1417901760

約数和(自身を除く): 866495800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1969307, 3938614, 7877228, 9846535, 13785149, 15754456, 19693070, 27570298, 39386140, 55140596, 68925745, 78772280, 110281192, 137851490, 275702980, 551405960]

約数ペア:

[(1, 551405960), (2, 275702980), (4, 137851490), (5, 110281192), (7, 78772280), (8, 68925745), (10, 55140596), (14, 39386140), (20, 27570298), (28, 19693070), (35, 15754456), (40, 13785149), (56, 9846535), (70, 7877228), (140, 3938614), (280, 1969307)]