30431800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{21737}}^1$

素因数の和:21760

約数の個数: 48

約数和(自身を含む): 80865360

約数和(自身を除く): 50433560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 21737, 43474, 86948, 108685, 152159, 173896, 217370, 304318, 434740, 543425, 608636, 760795, 869480, 1086850, 1217272, 1521590, 2173700, 3043180, 3803975, 4347400, 6086360, 7607950, 15215900, 30431800]

約数ペア:

[(1, 30431800), (2, 15215900), (4, 7607950), (5, 6086360), (7, 4347400), (8, 3803975), (10, 3043180), (14, 2173700), (20, 1521590), (25, 1217272), (28, 1086850), (35, 869480), (40, 760795), (50, 608636), (56, 543425), (70, 434740), (100, 304318), (140, 217370), (175, 173896), (200, 152159), (280, 108685), (350, 86948), (700, 43474), (1400, 21737)]