12902147860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13165457}}^1$

素因数の和:13165480

約数の個数: 36

約数和(自身を含む): 31518106452

約数和(自身を除く): 18615958592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13165457, 26330914, 52661828, 65827285, 92158199, 131654570, 184316398, 263309140, 368632796, 460790995, 645107393, 921581990, 1290214786, 1843163980, 2580429572, 3225536965, 6451073930, 12902147860]

約数ペア:

[(1, 12902147860), (2, 6451073930), (4, 3225536965), (5, 2580429572), (7, 1843163980), (10, 1290214786), (14, 921581990), (20, 645107393), (28, 460790995), (35, 368632796), (49, 263309140), (70, 184316398), (98, 131654570), (140, 92158199), (196, 65827285), (245, 52661828), (490, 26330914), (980, 13165457)]