21787703140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6151}}^1\times {\mathrm{25301}}^1$

素因数の和:31468

約数の個数: 48

約数和(自身を含む): 52301055744

約数和(自身を除く): 30513352604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6151, 12302, 24604, 25301, 30755, 43057, 50602, 61510, 86114, 101204, 123020, 126505, 172228, 177107, 215285, 253010, 354214, 430570, 506020, 708428, 861140, 885535, 1771070, 3542140, 155626451, 311252902, 622505804, 778132255, 1089385157, 1556264510, 2178770314, 3112529020, 4357540628, 5446925785, 10893851570, 21787703140]

約数ペア:

[(1, 21787703140), (2, 10893851570), (4, 5446925785), (5, 4357540628), (7, 3112529020), (10, 2178770314), (14, 1556264510), (20, 1089385157), (28, 778132255), (35, 622505804), (70, 311252902), (140, 155626451), (6151, 3542140), (12302, 1771070), (24604, 885535), (25301, 861140), (30755, 708428), (43057, 506020), (50602, 430570), (61510, 354214), (86114, 253010), (101204, 215285), (123020, 177107), (126505, 172228)]