19579700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 49288512

約数和(自身を除く): 29708812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 140, 166, 175, 332, 337, 350, 415, 581, 674, 700, 830, 1162, 1348, 1660, 1685, 2075, 2324, 2359, 2905, 3370, 4150, 4718, 5810, 6740, 8300, 8425, 9436, 11620, 11795, 14525, 16850, 23590, 27971, 29050, 33700, 47180, 55942, 58100, 58975, 111884, 117950, 139855, 195797, 235900, 279710, 391594, 559420, 699275, 783188, 978985, 1398550, 1957970, 2797100, 3915940, 4894925, 9789850, 19579700]

約数ペア:

[(1, 19579700), (2, 9789850), (4, 4894925), (5, 3915940), (7, 2797100), (10, 1957970), (14, 1398550), (20, 978985), (25, 783188), (28, 699275), (35, 559420), (50, 391594), (70, 279710), (83, 235900), (100, 195797), (140, 139855), (166, 117950), (175, 111884), (332, 58975), (337, 58100), (350, 55942), (415, 47180), (581, 33700), (674, 29050), (700, 27971), (830, 23590), (1162, 16850), (1348, 14525), (1660, 11795), (1685, 11620), (2075, 9436), (2324, 8425), (2359, 8300), (2905, 6740), (3370, 5810), (4150, 4718)]