86858940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206807}}^1$

素因数の和:206826

約数の個数: 48

約数和(自身を含む): 277949952

約数和(自身を除く): 191091012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 206807, 413614, 620421, 827228, 1034035, 1240842, 1447649, 2068070, 2481684, 2895298, 3102105, 4136140, 4342947, 5790596, 6204210, 7238245, 8685894, 12408420, 14476490, 17371788, 21714735, 28952980, 43429470, 86858940]

約数ペア:

[(1, 86858940), (2, 43429470), (3, 28952980), (4, 21714735), (5, 17371788), (6, 14476490), (7, 12408420), (10, 8685894), (12, 7238245), (14, 6204210), (15, 5790596), (20, 4342947), (21, 4136140), (28, 3102105), (30, 2895298), (35, 2481684), (42, 2068070), (60, 1447649), (70, 1240842), (84, 1034035), (105, 827228), (140, 620421), (210, 413614), (420, 206807)]