858243320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{177323}}^1$

素因数の和:177356

約数の個数: 48

約数和(自身を含む): 2122568280

約数和(自身を除く): 1264324960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 177323, 354646, 709292, 886615, 1418584, 1773230, 1950553, 3546460, 3901106, 7092920, 7802212, 9752765, 15604424, 19505530, 21456083, 39011060, 42912166, 78022120, 85824332, 107280415, 171648664, 214560830, 429121660, 858243320]

約数ペア:

[(1, 858243320), (2, 429121660), (4, 214560830), (5, 171648664), (8, 107280415), (10, 85824332), (11, 78022120), (20, 42912166), (22, 39011060), (40, 21456083), (44, 19505530), (55, 15604424), (88, 9752765), (110, 7802212), (121, 7092920), (220, 3901106), (242, 3546460), (440, 1950553), (484, 1773230), (605, 1418584), (968, 886615), (1210, 709292), (2420, 354646), (4840, 177323)]