28572040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102043}}^1$

素因数の和:102061

約数の個数: 32

約数和(自身を含む): 73471680

約数和(自身を除く): 44899640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102043, 204086, 408172, 510215, 714301, 816344, 1020430, 1428602, 2040860, 2857204, 3571505, 4081720, 5714408, 7143010, 14286020, 28572040]

約数ペア:

[(1, 28572040), (2, 14286020), (4, 7143010), (5, 5714408), (7, 4081720), (8, 3571505), (10, 2857204), (14, 2040860), (20, 1428602), (28, 1020430), (35, 816344), (40, 714301), (56, 510215), (70, 408172), (140, 204086), (280, 102043)]