2069459800

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{74441}}^1$

素因数の和:74596

約数の個数: 48

約数和(自身を含む): 4846174200

約数和(自身を除く): 2776714400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1112, 1390, 2780, 3475, 5560, 6950, 13900, 27800, 74441, 148882, 297764, 372205, 595528, 744410, 1488820, 1861025, 2977640, 3722050, 7444100, 10347299, 14888200, 20694598, 41389196, 51736495, 82778392, 103472990, 206945980, 258682475, 413891960, 517364950, 1034729900, 2069459800]

約数ペア:

[(1, 2069459800), (2, 1034729900), (4, 517364950), (5, 413891960), (8, 258682475), (10, 206945980), (20, 103472990), (25, 82778392), (40, 51736495), (50, 41389196), (100, 20694598), (139, 14888200), (200, 10347299), (278, 7444100), (556, 3722050), (695, 2977640), (1112, 1861025), (1390, 1488820), (2780, 744410), (3475, 595528), (5560, 372205), (6950, 297764), (13900, 148882), (27800, 74441)]