2105335.00000000

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3617}}^1$

素因数の和:4020

約数の個数: 32

約数和(自身を含む): 203186880

約数和(自身を除く): 104695970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 3617, 3890, 5446, 7234, 13615, 18085, 25319, 27230, 36170, 50638, 126595, 253190, 1407013, 2814026, 7035065, 9849091, 14070130, 19698182, 49245455, 98490910]

約数ペア:

[(1, 98490910), (2, 49245455), (5, 19698182), (7, 14070130), (10, 9849091), (14, 7035065), (35, 2814026), (70, 1407013), (389, 253190), (778, 126595), (1945, 50638), (2723, 36170), (3617, 27230), (3890, 25319), (5446, 18085), (7234, 13615)]