28408590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{15031}}^1$

素因数の和:15054

約数の個数: 64

約数和(自身を含む): 86584320

約数和(自身を除く): 58175730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 15031, 30062, 45093, 75155, 90186, 105217, 135279, 150310, 210434, 225465, 270558, 315651, 405837, 450930, 526085, 631302, 676395, 811674, 946953, 1052170, 1352790, 1578255, 1893906, 2029185, 2840859, 3156510, 4058370, 4734765, 5681718, 9469530, 14204295, 28408590]

約数ペア:

[(1, 28408590), (2, 14204295), (3, 9469530), (5, 5681718), (6, 4734765), (7, 4058370), (9, 3156510), (10, 2840859), (14, 2029185), (15, 1893906), (18, 1578255), (21, 1352790), (27, 1052170), (30, 946953), (35, 811674), (42, 676395), (45, 631302), (54, 526085), (63, 450930), (70, 405837), (90, 315651), (105, 270558), (126, 225465), (135, 210434), (189, 150310), (210, 135279), (270, 105217), (315, 90186), (378, 75155), (630, 45093), (945, 30062), (1890, 15031)]