2009384440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{6907}}^1$

素因数の和:7964

約数の個数: 64

約数和(自身を含む): 5172710400

約数和(自身を除く): 3163325960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1039, 2078, 4156, 5195, 6907, 7273, 8312, 10390, 13814, 14546, 20780, 27628, 29092, 34535, 36365, 41560, 48349, 55256, 58184, 69070, 72730, 96698, 138140, 145460, 193396, 241745, 276280, 290920, 386792, 483490, 966980, 1933960, 7176373, 14352746, 28705492, 35881865, 50234611, 57410984, 71763730, 100469222, 143527460, 200938444, 251173055, 287054920, 401876888, 502346110, 1004692220, 2009384440]

約数ペア:

[(1, 2009384440), (2, 1004692220), (4, 502346110), (5, 401876888), (7, 287054920), (8, 251173055), (10, 200938444), (14, 143527460), (20, 100469222), (28, 71763730), (35, 57410984), (40, 50234611), (56, 35881865), (70, 28705492), (140, 14352746), (280, 7176373), (1039, 1933960), (2078, 966980), (4156, 483490), (5195, 386792), (6907, 290920), (7273, 276280), (8312, 241745), (10390, 193396), (13814, 145460), (14546, 138140), (20780, 96698), (27628, 72730), (29092, 69070), (34535, 58184), (36365, 55256), (41560, 48349)]