137269580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{140071}}^1$

素因数の和:140094

約数の個数: 36

約数和(自身を含む): 335332368

約数和(自身を除く): 198062788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 140071, 280142, 560284, 700355, 980497, 1400710, 1960994, 2801420, 3921988, 4902485, 6863479, 9804970, 13726958, 19609940, 27453916, 34317395, 68634790, 137269580]

約数ペア:

[(1, 137269580), (2, 68634790), (4, 34317395), (5, 27453916), (7, 19609940), (10, 13726958), (14, 9804970), (20, 6863479), (28, 4902485), (35, 3921988), (49, 2801420), (70, 1960994), (98, 1400710), (140, 980497), (196, 700355), (245, 560284), (490, 280142), (980, 140071)]