27841700

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2156

約数の個数: 36

約数和(自身を含む): 60881520

約数和(自身を除く): 33039820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2003, 2780, 3475, 4006, 6950, 8012, 10015, 13900, 20030, 40060, 50075, 100150, 200300, 278417, 556834, 1113668, 1392085, 2784170, 5568340, 6960425, 13920850, 27841700]

約数ペア:

[(1, 27841700), (2, 13920850), (4, 6960425), (5, 5568340), (10, 2784170), (20, 1392085), (25, 1113668), (50, 556834), (100, 278417), (139, 200300), (278, 100150), (556, 50075), (695, 40060), (1390, 20030), (2003, 13900), (2780, 10015), (3475, 8012), (4006, 6950)]