17303860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17657}}^1$

素因数の和:17680

約数の個数: 36

約数和(自身を含む): 42273252

約数和(自身を除く): 24969392

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17657, 35314, 70628, 88285, 123599, 176570, 247198, 353140, 494396, 617995, 865193, 1235990, 1730386, 2471980, 3460772, 4325965, 8651930, 17303860]

約数ペア:

[(1, 17303860), (2, 8651930), (4, 4325965), (5, 3460772), (7, 2471980), (10, 1730386), (14, 1235990), (20, 865193), (28, 617995), (35, 494396), (49, 353140), (70, 247198), (98, 176570), (140, 123599), (196, 88285), (245, 70628), (490, 35314), (980, 17657)]