38927560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19861}}^1$

素因数の和:19886

約数の個数: 48

約数和(自身を含む): 101892060

約数和(自身を除く): 62964500

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, 19861, 39722, 79444, 99305, 139027, 158888, 198610, 278054, 397220, 556108, 695135, 794440, 973189, 1112216, 1390270, 1946378, 2780540, 3892756, 4865945, 5561080, 7785512, 9731890, 19463780, 38927560]

約数ペア:

[(1, 38927560), (2, 19463780), (4, 9731890), (5, 7785512), (7, 5561080), (8, 4865945), (10, 3892756), (14, 2780540), (20, 1946378), (28, 1390270), (35, 1112216), (40, 973189), (49, 794440), (56, 695135), (70, 556108), (98, 397220), (140, 278054), (196, 198610), (245, 158888), (280, 139027), (392, 99305), (490, 79444), (980, 39722), (1960, 19861)]