19376840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69203}}^1$

素因数の和:69221

約数の個数: 32

約数和(自身を含む): 49826880

約数和(自身を除く): 30450040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69203, 138406, 276812, 346015, 484421, 553624, 692030, 968842, 1384060, 1937684, 2422105, 2768120, 3875368, 4844210, 9688420, 19376840]

約数ペア:

[(1, 19376840), (2, 9688420), (4, 4844210), (5, 3875368), (7, 2768120), (8, 2422105), (10, 1937684), (14, 1384060), (20, 968842), (28, 692030), (35, 553624), (40, 484421), (56, 346015), (70, 276812), (140, 138406), (280, 69203)]