2109202120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{6803}}^1$

素因数の和:7174

約数の個数: 64

約数和(自身を含む): 4967464320

約数和(自身を除く): 2858262200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 337, 460, 674, 920, 1348, 1685, 2696, 3370, 6740, 6803, 7751, 13480, 13606, 15502, 27212, 31004, 34015, 38755, 54424, 62008, 68030, 77510, 136060, 155020, 156469, 272120, 310040, 312938, 625876, 782345, 1251752, 1564690, 2292611, 3129380, 4585222, 6258760, 9170444, 11463055, 18340888, 22926110, 45852220, 52730053, 91704440, 105460106, 210920212, 263650265, 421840424, 527300530, 1054601060, 2109202120]

約数ペア:

[(1, 2109202120), (2, 1054601060), (4, 527300530), (5, 421840424), (8, 263650265), (10, 210920212), (20, 105460106), (23, 91704440), (40, 52730053), (46, 45852220), (92, 22926110), (115, 18340888), (184, 11463055), (230, 9170444), (337, 6258760), (460, 4585222), (674, 3129380), (920, 2292611), (1348, 1564690), (1685, 1251752), (2696, 782345), (3370, 625876), (6740, 312938), (6803, 310040), (7751, 272120), (13480, 156469), (13606, 155020), (15502, 136060), (27212, 77510), (31004, 68030), (34015, 62008), (38755, 54424)]