3972920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2027}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 10403640

約数和(自身を除く): 6430720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2027, 4054, 8108, 10135, 14189, 16216, 20270, 28378, 40540, 56756, 70945, 81080, 99323, 113512, 141890, 198646, 283780, 397292, 496615, 567560, 794584, 993230, 1986460, 3972920]

約数ペア:

[(1, 3972920), (2, 1986460), (4, 993230), (5, 794584), (7, 567560), (8, 496615), (10, 397292), (14, 283780), (20, 198646), (28, 141890), (35, 113512), (40, 99323), (49, 81080), (56, 70945), (70, 56756), (98, 40540), (140, 28378), (196, 20270), (245, 16216), (280, 14189), (392, 10135), (490, 8108), (980, 4054), (1960, 2027)]