17345720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61949}}^1$

素因数の和:61967

約数の個数: 32

約数和(自身を含む): 44604000

約数和(自身を除く): 27258280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 61949, 123898, 247796, 309745, 433643, 495592, 619490, 867286, 1238980, 1734572, 2168215, 2477960, 3469144, 4336430, 8672860, 17345720]

約数ペア:

[(1, 17345720), (2, 8672860), (4, 4336430), (5, 3469144), (7, 2477960), (8, 2168215), (10, 1734572), (14, 1238980), (20, 867286), (28, 619490), (35, 495592), (40, 433643), (56, 309745), (70, 247796), (140, 123898), (280, 61949)]