72803080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{260011}}^1$

素因数の和:260029

約数の個数: 32

約数和(自身を含む): 187208640

約数和(自身を除く): 114405560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 260011, 520022, 1040044, 1300055, 1820077, 2080088, 2600110, 3640154, 5200220, 7280308, 9100385, 10400440, 14560616, 18200770, 36401540, 72803080]

約数ペア:

[(1, 72803080), (2, 36401540), (4, 18200770), (5, 14560616), (7, 10400440), (8, 9100385), (10, 7280308), (14, 5200220), (20, 3640154), (28, 2600110), (35, 2080088), (40, 1820077), (56, 1300055), (70, 1040044), (140, 520022), (280, 260011)]