379049320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{728941}}^1$

素因数の和:728965

約数の個数: 32

約数和(自身を含む): 918466920

約数和(自身を除く): 539417600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 728941, 1457882, 2915764, 3644705, 5831528, 7289410, 9476233, 14578820, 18952466, 29157640, 37904932, 47381165, 75809864, 94762330, 189524660, 379049320]

約数ペア:

[(1, 379049320), (2, 189524660), (4, 94762330), (5, 75809864), (8, 47381165), (10, 37904932), (13, 29157640), (20, 18952466), (26, 14578820), (40, 9476233), (52, 7289410), (65, 5831528), (104, 3644705), (130, 2915764), (260, 1457882), (520, 728941)]