19602100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 30269708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 683, 700, 820, 1025, 1148, 1366, 1435, 2050, 2732, 2870, 3415, 4100, 4781, 5740, 6830, 7175, 9562, 13660, 14350, 17075, 19124, 23905, 28003, 28700, 34150, 47810, 56006, 68300, 95620, 112012, 119525, 140015, 196021, 239050, 280030, 392042, 478100, 560060, 700075, 784084, 980105, 1400150, 1960210, 2800300, 3920420, 4900525, 9801050, 19602100]

約数ペア:

[(1, 19602100), (2, 9801050), (4, 4900525), (5, 3920420), (7, 2800300), (10, 1960210), (14, 1400150), (20, 980105), (25, 784084), (28, 700075), (35, 560060), (41, 478100), (50, 392042), (70, 280030), (82, 239050), (100, 196021), (140, 140015), (164, 119525), (175, 112012), (205, 95620), (287, 68300), (350, 56006), (410, 47810), (574, 34150), (683, 28700), (700, 28003), (820, 23905), (1025, 19124), (1148, 17075), (1366, 14350), (1435, 13660), (2050, 9562), (2732, 7175), (2870, 6830), (3415, 5740), (4100, 4781)]