38100440

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2777}}^1$

素因数の和:2809

約数の個数: 64

約数和(自身を含む): 100008000

約数和(自身を除く): 61907560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 2777, 3430, 5554, 6860, 11108, 13720, 13885, 19439, 22216, 27770, 38878, 55540, 77756, 97195, 111080, 136073, 155512, 194390, 272146, 388780, 544292, 680365, 777560, 952511, 1088584, 1360730, 1905022, 2721460, 3810044, 4762555, 5442920, 7620088, 9525110, 19050220, 38100440]

約数ペア:

[(1, 38100440), (2, 19050220), (4, 9525110), (5, 7620088), (7, 5442920), (8, 4762555), (10, 3810044), (14, 2721460), (20, 1905022), (28, 1360730), (35, 1088584), (40, 952511), (49, 777560), (56, 680365), (70, 544292), (98, 388780), (140, 272146), (196, 194390), (245, 155512), (280, 136073), (343, 111080), (392, 97195), (490, 77756), (686, 55540), (980, 38878), (1372, 27770), (1715, 22216), (1960, 19439), (2744, 13885), (2777, 13720), (3430, 11108), (5554, 6860)]