3975860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4057}}^1$

素因数の和:4080

約数の個数: 36

約数和(自身を含む): 9714852

約数和(自身を除く): 5738992

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4057, 8114, 16228, 20285, 28399, 40570, 56798, 81140, 113596, 141995, 198793, 283990, 397586, 567980, 795172, 993965, 1987930, 3975860]

約数ペア:

[(1, 3975860), (2, 1987930), (4, 993965), (5, 795172), (7, 567980), (10, 397586), (14, 283990), (20, 198793), (28, 141995), (35, 113596), (49, 81140), (70, 56798), (98, 40570), (140, 28399), (196, 20285), (245, 16228), (490, 8114), (980, 4057)]