8740970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 18102528

約数和(自身を除く): 9361558

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 647, 965, 1294, 1351, 1930, 2702, 3235, 4529, 6470, 6755, 9058, 13510, 22645, 45290, 124871, 249742, 624355, 874097, 1248710, 1748194, 4370485, 8740970]

約数ペア:

[(1, 8740970), (2, 4370485), (5, 1748194), (7, 1248710), (10, 874097), (14, 624355), (35, 249742), (70, 124871), (193, 45290), (386, 22645), (647, 13510), (965, 9058), (1294, 6755), (1351, 6470), (1930, 4529), (2702, 3235)]