2138045900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{2687}}^1$

素因数の和:2883

約数の個数: 72

約数和(自身を含む): 4748029440

約数和(自身を除く): 2609983540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 109, 146, 218, 292, 365, 436, 545, 730, 1090, 1460, 1825, 2180, 2687, 2725, 3650, 5374, 5450, 7300, 7957, 10748, 10900, 13435, 15914, 26870, 31828, 39785, 53740, 67175, 79570, 134350, 159140, 196151, 198925, 268700, 292883, 392302, 397850, 585766, 784604, 795700, 980755, 1171532, 1464415, 1961510, 2928830, 3923020, 4903775, 5857660, 7322075, 9807550, 14644150, 19615100, 21380459, 29288300, 42760918, 85521836, 106902295, 213804590, 427609180, 534511475, 1069022950, 2138045900]

約数ペア:

[(1, 2138045900), (2, 1069022950), (4, 534511475), (5, 427609180), (10, 213804590), (20, 106902295), (25, 85521836), (50, 42760918), (73, 29288300), (100, 21380459), (109, 19615100), (146, 14644150), (218, 9807550), (292, 7322075), (365, 5857660), (436, 4903775), (545, 3923020), (730, 2928830), (1090, 1961510), (1460, 1464415), (1825, 1171532), (2180, 980755), (2687, 795700), (2725, 784604), (3650, 585766), (5374, 397850), (5450, 392302), (7300, 292883), (7957, 268700), (10748, 198925), (10900, 196151), (13435, 159140), (15914, 134350), (26870, 79570), (31828, 67175), (39785, 53740)]