40726420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2999}}^1$

素因数の和:3112

約数の個数: 48

約数和(自身を含む): 98784000

約数和(自身を除く): 58057580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 2999, 3395, 5998, 6790, 11996, 13580, 14995, 20993, 29990, 41986, 59980, 83972, 104965, 209930, 290903, 419860, 581806, 1163612, 1454515, 2036321, 2909030, 4072642, 5818060, 8145284, 10181605, 20363210, 40726420]

約数ペア:

[(1, 40726420), (2, 20363210), (4, 10181605), (5, 8145284), (7, 5818060), (10, 4072642), (14, 2909030), (20, 2036321), (28, 1454515), (35, 1163612), (70, 581806), (97, 419860), (140, 290903), (194, 209930), (388, 104965), (485, 83972), (679, 59980), (970, 41986), (1358, 29990), (1940, 20993), (2716, 14995), (2999, 13580), (3395, 11996), (5998, 6790)]