7209040

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1039

約数の個数: 40

約数和(自身を含む): 16952040

約数和(自身を除く): 9743000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 929, 970, 1552, 1858, 1940, 3716, 3880, 4645, 7432, 7760, 9290, 14864, 18580, 37160, 74320, 90113, 180226, 360452, 450565, 720904, 901130, 1441808, 1802260, 3604520, 7209040]

約数ペア:

[(1, 7209040), (2, 3604520), (4, 1802260), (5, 1441808), (8, 901130), (10, 720904), (16, 450565), (20, 360452), (40, 180226), (80, 90113), (97, 74320), (194, 37160), (388, 18580), (485, 14864), (776, 9290), (929, 7760), (970, 7432), (1552, 4645), (1858, 3880), (1940, 3716)]