2989432880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5338273}}^1$

素因数の和:5338293

約数の個数: 40

約数和(自身を含む): 7943351712

約数和(自身を除く): 4953918832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5338273, 10676546, 21353092, 26691365, 37367911, 42706184, 53382730, 74735822, 85412368, 106765460, 149471644, 186839555, 213530920, 298943288, 373679110, 427061840, 597886576, 747358220, 1494716440, 2989432880]

約数ペア:

[(1, 2989432880), (2, 1494716440), (4, 747358220), (5, 597886576), (7, 427061840), (8, 373679110), (10, 298943288), (14, 213530920), (16, 186839555), (20, 149471644), (28, 106765460), (35, 85412368), (40, 74735822), (56, 53382730), (70, 42706184), (80, 37367911), (112, 26691365), (140, 21353092), (280, 10676546), (560, 5338273)]