16974580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17321}}^1$

素因数の和:17344

約数の個数: 36

約数和(自身を含む): 41468868

約数和(自身を除く): 24494288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17321, 34642, 69284, 86605, 121247, 173210, 242494, 346420, 484988, 606235, 848729, 1212470, 1697458, 2424940, 3394916, 4243645, 8487290, 16974580]

約数ペア:

[(1, 16974580), (2, 8487290), (4, 4243645), (5, 3394916), (7, 2424940), (10, 1697458), (14, 1212470), (20, 848729), (28, 606235), (35, 484988), (49, 346420), (70, 242494), (98, 173210), (140, 121247), (196, 86605), (245, 69284), (490, 34642), (980, 17321)]