10872980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 23950080

約数和(自身を除く): 13077100

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 269, 430, 470, 538, 860, 940, 1076, 1345, 2021, 2690, 4042, 5380, 8084, 10105, 11567, 12643, 20210, 23134, 25286, 40420, 46268, 50572, 57835, 63215, 115670, 126430, 231340, 252860, 543649, 1087298, 2174596, 2718245, 5436490, 10872980]

約数ペア:

[(1, 10872980), (2, 5436490), (4, 2718245), (5, 2174596), (10, 1087298), (20, 543649), (43, 252860), (47, 231340), (86, 126430), (94, 115670), (172, 63215), (188, 57835), (215, 50572), (235, 46268), (269, 40420), (430, 25286), (470, 23134), (538, 20210), (860, 12643), (940, 11567), (1076, 10105), (1345, 8084), (2021, 5380), (2690, 4042)]